AMD Radeon HD 7950 Mac Edition vs NVIDIA Tesla P40
GPU · Specs Compare
Graphics Card
Release Date
Mar 2013
Sep 2016
Generation
Southern Islands
Tesla Pascal
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1250 MHz
1808 MHz
Base Clock
—
1303 MHz
Boost Clock
—
1531 MHz
Memory
Memory Size
3GB
24GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
384bit
Bandwidth
240.0GB/s
347.1GB/s
Render Config
Compute Units
28
—
Shading Units
1792
3840
TMUs
112
240
ROPs
32
96
L1 Cache
16 KB (per CU)
48 KB (per SM)
L2 Cache
768 KB
3 MB
SM Count
—
30
Theoretical Performance
Pixel Rate
25.60 GPixel/s
147.0 GPixel/s
Texture Rate
89.60 GTexel/s
367.4 GTexel/s
FP32 (float)
2.867 TFLOPS
11.76 TFLOPS
FP64 (double)
716.8 GFLOPS
367.4 GFLOPS
FP16 (half)
—
183.7 GFLOPS
Graphics Processor
GPU Name
Tahiti
GP102
GPU Variant
Tahiti PRO(215-0821056)
—
Architecture
GCN 1.0
Pascal
Foundry
TSMC
TSMC
Process Size
28 nm
16 nm
Transistors
4.313 billion
11.8 billion
Die Size
352 mm²
471 mm²
Board Design
TDP
200W
250W
Suggested PSU
550 W
600 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
No outputs
Power Connectors
2x 6-pin
8-pin EPS
Graphics Features
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
1.2
3.0
Vulkan
1.2
1.3
Shader Model
5.1
6.7
CUDA
—
6.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.