AMD Radeon R7 Graphics vs AMD Radeon HD 6770M Mac Edition

What is the difference between AMD Radeon R7 Graphics and AMD Radeon HD 6770M Mac Edition. Find out which graphics card has better performance.

Graphics Processor (GPU)

Spectre LiteGPU NameWhistler
GCN 2.0ArchitectureTeraScale 2
GlobalFoundriesFoundryTSMC
28 nmProcess Size40 nm
2,410 millionTransistors716 million
245 mm²Die Size104 mm²

Graphics Card

Feb 17th, 2014Release DateJan 28th, 2011
Kaveri
(Rx 200)
FamilyVancouver
(HD 6700M)
End-of-lifeProductionEnd-of-life
MullinsPredecessorManhattan
IGPBus InterfaceMXM-A (3.0)

Memory

System SharedMemory Size512 MB
System SharedMemory TypeGDDR5
System SharedMemory Bus128 bit
System DependentBandwidth57.60 GB/s

Performance

5.760 GPixel/sPixel fillrate5.800 GPixel/s
17.28 GTexel/sTexture fillrate17.40 GTexel/s
553.0 GFLOPSFP32 (float) performance696.0 GFLOPS

Clock Speeds

System SharedMemory Clock900 MHz
3.6 Gbps effective
720 MHzGPU Clock725 MHz

Render Config

384Shading Units480
24TMUs24
8ROPs8
6Compute Units6

Board Design

IGPSlot WidthMXM Module
90 WThermal design power (TDP)35 W
No outputsDisplay ConnectorsNo outputs

API support

12 (12_0)DirectX11.2 (11_0)
4.6OpenGL4.4
2.0OpenCL1.2
1.2VulkanN/A
6.0Shader Model5.0