AMD Radeon HD 6930 vs AMD Radeon E8950
GPU Specs Compare
Graphics Card
Release Date
Dec 2011
Sep 2015
Generation
Northern Islands
Embedded
Type
Desktop
Mobile
Bus Interface
PCIe 2.0 x16
MXM-B (3.0)
Clock Speeds
Memory Clock
1200 MHz
1500 MHz
Base Clock
-
735 MHz
Boost Clock
-
1000 MHz
Memory
Memory Size
1024MB
8GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
153.6GB/s
192.0GB/s
Render Config
Compute Units
20
32
Shading Units
1280
2048
TMUs
80
128
ROPs
32
32
L1 Cache
8 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
512 KB
Theoretical Performance
Pixel Rate
24.00 GPixel/s
32.00 GPixel/s
Texture Rate
60.00 GTexel/s
128.0 GTexel/s
FP32 (float)
1.920 TFLOPS
4.096 TFLOPS
FP64 (double)
480.0 GFLOPS
256.0 GFLOPS
FP16 (half)
-
4.096 TFLOPS
Graphics Processor
GPU Name
Cayman
Amethyst
GPU Variant
Cayman CE(215-0807105)
E8950
Architecture
TeraScale 3
GCN 3.0
Foundry
TSMC
TSMC
Process Size
40 nm
28 nm
Transistors
2.64 billion
5 billion
Die Size
389 mm²
366 mm²
Board Design
TDP
186W
95W
Suggested PSU
450 W
-
Outputs
2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
No outputs
Power Connectors
2x 6-pin
None
Graphics Features
DirectX
11.2 (11_0)
12 (12_0)
OpenGL
4.4
4.6
OpenCL
1.2
2.0
Vulkan
N/A
1.2
Shader Model
5.0
6.3