Put the summary of the bug you're having here

What I expected to happen was...:
Normal smooth graphics even with older version (only one that works without crashing is 1.7.10 on minecraft Mineplex)

What actually happened was...:
Crash, I've noticed a lot of lag too.

Steps to Reproduce:
Playing SG on Mineplex and was in the middle of battle when it crashed.

Copy of the report here:
---- Minecraft Crash Report ----
// I let you down. Sorry

Time: 12/10/14 3:28 AM
Description: Registering texture

java.lang.OutOfMemoryError: Java heap space
at bqi.a(SourceFile:289)
at bqi.a(SourceFile:279)
at bqi.a(SourceFile:209)
at bpu.a(SourceFile:48)
at bqf.a(SourceFile:72)
at bqf.a(SourceFile:40)
at bno.a(SourceFile:51)
at bno.b(SourceFile:47)
at bne.a(SourceFile:38)
at bne.a(SourceFile:11)
at bnn.a(SourceFile:208)
at bnn.a(SourceFile:191)
at bnn.a(SourceFile:168)
at bma.a(SourceFile:376)
at blt.a(SourceFile:994)
at blt.b(SourceFile:814)
at bao.ak(SourceFile:801)
at bao.f(SourceFile:728)
at net.minecraft.client.main.Main.main(SourceFile:148)

A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

– Head –
Stacktrace:
at bqi.a(SourceFile:289)
at bqi.a(SourceFile:279)
at bqi.a(SourceFile:209)
at bpu.a(SourceFile:48)

– Resource location being registered –
Details:
Resource location: minecraft:textures/entity/boat.png
Texture object class: bpu
Stacktrace:
at bqf.a(SourceFile:72)
at bqf.a(SourceFile:40)
at bno.a(SourceFile:51)
at bno.b(SourceFile:47)
at bne.a(SourceFile:38)
at bne.a(SourceFile:11)

– Entity being rendered –
Details:
Entity Type: Boat (xi)
Entity ID: 8790
Entity Name: Boat
Entity's Exact location: 172.46, 19.16, -38.91
Entity's Block location: World: (172,19,-39), Chunk: (at 12,1,9 in 10,-3; contains blocks 160,0,-48 to 175,255,-33), Region: (0,-1; contains chunks 0,-32 to 31,-1, blocks 0,0,-512 to 511,255,-1)
Entity's Momentum: -0.29, 0.01, -0.19

– Renderer details –
Details:
Assigned renderer: bne@1f766c
Location: -6.98,-1.46,-47.97 - World: (-7,-2,-48), Chunk: (at 9,-1,0 in -1,-3; contains blocks -16,0,-48 to -1,255,-33), Region: (-1,-1; contains chunks -32,-32 to -1,-1, blocks -512,0,-512 to -1,255,-1)
Rotation: 46.0437
Delta: 0.30100513
Stacktrace:
at bnn.a(SourceFile:208)
at bnn.a(SourceFile:191)
at bnn.a(SourceFile:168)
at bma.a(SourceFile:376)
at blt.a(SourceFile:994)

– Affected level –
Details:
Level name: MpServer
All players: 6 total; [bjk['jshsimpson1'/195713266, l='MpServer', x=179.63, y=20.62, z=9.19], bll['take199213'/3235, l='MpServer', x=133.17, y=33.10, z=95.09], bll['Postal291'/812, l='MpServer', x=172.74, y=18.36, z=-38.62], bll['golddiggez'/474, l='MpServer', x=239.77, y=19.01, z=19.94], bll['ziggs2355'/162, l='MpServer', x=145.53, y=23.00, z=-3.80], bll['iron2355'/163, l='MpServer', x=143.15, y=28.00, z=36.76]]
Chunk stats: MultiplayerChunkCache: 441, 784
Level seed: 0
Level generator: ID 01 - flat, ver 0. Features enabled: false
Level generator options:
Level spawn location: World: (145,23,-4), Chunk: (at 1,1,12 in 9,-1; contains blocks 144,0,-16 to 159,255,-1), Region: (0,-1; contains chunks 0,-32 to 31,-1, blocks 0,0,-512 to 511,255,-1)
Level time: 32910766 game time, 222385569 day time
Level dimension: 0
Level storage version: 0x00000 - Unknown?
Level weather: Rain time: 0 (now: false), thunder time: 0 (now: false)
Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false
Forced entities: 40 total; [bll['CrimsonHacker'/768, l='MpServer', x=161.74, y=23.38, z=67.16], bll['ziggs2355'/162, l='MpServer', x=145.53, y=23.00, z=-3.80], bll['ziggs2355'/162, l='MpServer', x=19.29, y=35.04, z=43.46], bll['TheEpicMayo'/408, l='MpServer', x=-10.71, y=21.00, z=38.71], bll['TheTMHaus'/2602, l='MpServer', x=85.37, y=44.58, z=51.64], bll['Sonix124'/63, l='MpServer', x=80.69, y=17.67, z=-21.91], bll['CandyC_Xoxo'/1992, l='MpServer', x=24.01, y=29.31, z=95.77], bll['SLEEX956'/131, l='MpServer', x=109.73, y=34.35, z=-58.88], bll['Dropbod40'/53, l='MpServer', x=252.45, y=21.00, z=-27.16], bll['joskeh'/455, l='MpServer', x=110.44, y=34.00, z=-58.61], bll['take199213'/3235, l='MpServer', x=133.17, y=33.10, z=95.09], bll['rigph0ria'/680, l='MpServer', x=34.66, y=46.59, z=121.82], bll['Le0s4m'/526, l='MpServer', x=142.00, y=17.61, z=-37.98], bll['squidman125'/2071, l='MpServer', x=170.32, y=19.52, z=-26.25], bll['golddiggez'/474, l='MpServer', x=65.53, y=25.00, z=137.84], bll['Postal291'/812, l='MpServer', x=227.75, y=19.02, z=-43.78], bll['Shaffryn'/640, l='MpServer', x=32.79, y=45.00, z=113.16], bll['tokkun1127'/1385, l='MpServer', x=91.04, y=45.17, z=110.69], bll['ziggs2355'/162, l='MpServer', x=145.53, y=23.00, z=-3.80], bll['take199213'/3235, l='MpServer', x=133.17, y=33.10, z=95.09], bll['iron2355'/163, l='MpServer', x=143.15, y=28.00, z=36.76], bll['golddiggez'/474, l='MpServer', x=239.77, y=19.01, z=19.94], bll['Postal291'/812, l='MpServer', x=172.74, y=18.36, z=-38.62], bll['PvPcow23'/1683, l='MpServer', x=105.47, y=34.30, z=-55.96], bll['take199213'/3235, l='MpServer', x=200.73, y=57.80, z=259.07], bll['iron2355'/163, l='MpServer', x=14.92, y=34.36, z=43.04], bll['sassybob'/365, l='MpServer', x=21.34, y=36.02, z=28.88], bll['AlexWei4'/212, l='MpServer', x=110.61, y=43.00, z=60.70], bll['golddiggez'/474, l='MpServer', x=90.03, y=25.00, z=216.48], bll['Postal291'/812, l='MpServer', x=172.74, y=18.36, z=-38.62], xi['Boat'/8790, l='MpServer', x=172.46, y=19.16, z=-38.91], bll['golddiggez'/474, l='MpServer', x=239.77, y=19.01, z=19.94], bll['iron2355'/163, l='MpServer', x=143.15, y=28.00, z=36.76], bll['Daxter_LTU'/2988, l='MpServer', x=321.30, y=28.00, z=15.51], bll['Noah9460'/3234, l='MpServer', x=137.31, y=29.44, z=20.31], bjk['jshsimpson1'/195713266, l='MpServer', x=179.63, y=20.62, z=9.19], bll['Daxter_LTU'/2988, l='MpServer', x=378.92, y=31.00, z=6.31], bll['Daxter_LTU'/2988, l='MpServer', x=355.78, y=28.00, z=-0.20], bll['Daxter_LTU'/2988, l='MpServer', x=255.48, y=22.06, z=69.57], bll['Sonix124'/63, l='MpServer', x=80.69, y=17.67, z=-21.91]]
Retry entities: 0 total; []
Server brand: BungeeCord (git:BungeeCord-Bootstrap:1.8-SNAPSHOT:"772c8d7":1019) <- Spigot
Server type: Non-integrated multiplayer server
Stacktrace:
at bjf.a(SourceFile:289)
at bao.b(SourceFile:1972)
at bao.f(SourceFile:737)
at net.minecraft.client.main.Main.main(SourceFile:148)

– System Details –
Details:
Minecraft Version: 1.7.10
Operating System: Windows 7 (x86) version 6.1
Java Version: 1.8.0_25, Oracle Corporation
Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Oracle Corporation
Memory: 9481944 bytes (9 MB) / 523501568 bytes (499 MB) up to 523501568 bytes (499 MB)
JVM Flags: 6 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx512M -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
IntCache: cache: 0, tcache: 0, allocated: 13, tallocated: 95
Launched Version: 1.7.10
LWJGL: 2.9.1
OpenGL: Intel(R) HD Graphics 4400 GL version 4.2.0 - Build 10.18.10.3325, Intel
GL Caps: Using GL 1.3 multitexturing.
Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.
Anisotropic filtering is supported and maximum anisotropy is 16.
Shaders are available because OpenGL 2.1 is supported.

Is Modded: Probably not. Jar signature remains and client brand is untouched.
Type: Client (map_client.txt)
Resource Packs: []
Current Language: English (US)
Profiler Position: N/A (disabled)
Vec3 Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
Anisotropic Filtering: Off (1)