AMD Radeon HD 7950M vs AMD Radeon R7 260
GPU Specs Compare
Graphics Card
Release Date
Apr 2012
Dec 2013
Generation
London
Volcanic Islands
Type
Mobile
Desktop
Bus Interface
MXM-B (3.0)
PCIe 3.0 x16
Clock Speeds
Memory Clock
1000 MHz
1500 MHz
Memory
Memory Size
2GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
128bit
Bandwidth
128.0GB/s
96.00GB/s
Render Config
Compute Units
20
12
Shading Units
1280
768
TMUs
80
48
ROPs
32
16
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
256 KB
Theoretical Performance
Pixel Rate
22.40 GPixel/s
16.00 GPixel/s
Texture Rate
56.00 GTexel/s
48.00 GTexel/s
FP32 (float)
1.792 TFLOPS
1.536 TFLOPS
FP64 (double)
-
96.00 GFLOPS
Graphics Processor
GPU Name
Wimbledon
Bonaire
GPU Variant
Wimbledon PRO
Bonaire PRO
Architecture
GCN 1.0
GCN 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
2.8 billion
2.08 billion
Die Size
212 mm²
160 mm²
Board Design
TDP
75W
95W
Outputs
No outputs
1x DVI1x HDMI 1.4a1x DisplayPort 1.2
Suggested PSU
-
250 W
Power Connectors
-
1x 6-pin
Graphics Features
DirectX
12 (11_1)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
1.2
2.0
Vulkan
1.2
1.2
Shader Model
5.1
6.3