AMD Radeon HD 6930 vs AMD Radeon R9 M395X
GPU Specs Compare
Graphics Card
Release Date
Dec 2011
May 2015
Generation
Northern Islands
Crystal System
Type
Desktop
Mobile
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1200 MHz
1250 MHz
Memory
Memory Size
1024MB
8GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
153.6GB/s
160.0GB/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
23.14 GPixel/s
Texture Rate
60.00 GTexel/s
92.54 GTexel/s
FP32 (float)
1.920 TFLOPS
2.961 TFLOPS
FP64 (double)
480.0 GFLOPS
185.1 GFLOPS
FP16 (half)
-
2.961 TFLOPS
Graphics Processor
GPU Name
Cayman
Amethyst
GPU Variant
Cayman CE(215-0807105)
Amethyst XT
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
75W
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
📊 Benchmark
3DMark Time Spy
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2,514