NVIDIA Tesla P40 vs AMD Radeon HD 6930
GPU · Specs Compare
Graphics Card
Release Date
Sep 2016
Dec 2011
Generation
Tesla Pascal
Northern Islands
Type
Professional
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 2.0 x16
Clock Speeds
Base Clock
1303 MHz
—
Boost Clock
1531 MHz
—
Memory Clock
1808 MHz
1200 MHz
Memory
Memory Size
24GB
1024MB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
256bit
Bandwidth
347.1GB/s
153.6GB/s
Render Config
SM Count
30
—
Shading Units
3840
1280
TMUs
240
80
ROPs
96
32
L1 Cache
48 KB (per SM)
8 KB (per CU)
L2 Cache
3 MB
512 KB
Compute Units
—
20
Theoretical Performance
Pixel Rate
147.0 GPixel/s
24.00 GPixel/s
Texture Rate
367.4 GTexel/s
60.00 GTexel/s
FP16 (half)
183.7 GFLOPS
—
FP32 (float)
11.76 TFLOPS
1.920 TFLOPS
FP64 (double)
367.4 GFLOPS
480.0 GFLOPS
Graphics Processor
GPU Name
GP102
Cayman
Architecture
Pascal
TeraScale 3
Foundry
TSMC
TSMC
Process Size
16 nm
40 nm
Transistors
11.8 billion
2.64 billion
Die Size
471 mm²
389 mm²
GPU Variant
—
Cayman CE(215-0807105)
Board Design
TDP
250W
186W
Suggested PSU
600 W
450 W
Outputs
No outputs
2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
8-pin EPS
2x 6-pin
Graphics Features
DirectX
12 (12_1)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
3.0
1.2
Vulkan
1.3
N/A
CUDA
6.1
—
Shader Model
6.7
5.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.