NVIDIA TITAN X Pascal vs AMD Radeon HD 7950
GPU · Specs Compare
Graphics Card
Release Date
Aug 2016
Jan 2012
Generation
GeForce 10
Southern Islands
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1417 MHz
—
Boost Clock
1531 MHz
—
Memory Clock
1251 MHz
1250 MHz
Memory
Memory Size
12GB
3GB
Memory Type
GDDR5X
GDDR5
Memory Bus
384bit
384bit
Bandwidth
480.4GB/s
240.0GB/s
Render Config
SM Count
28
—
Shading Units
3584
1792
TMUs
224
112
ROPs
96
32
L1 Cache
48 KB (per SM)
16 KB (per CU)
L2 Cache
3 MB
768 KB
Compute Units
—
28
Theoretical Performance
Pixel Rate
147.0 GPixel/s
25.60 GPixel/s
Texture Rate
342.9 GTexel/s
89.60 GTexel/s
FP16 (half)
171.5 GFLOPS
—
FP32 (float)
10.97 TFLOPS
2.867 TFLOPS
FP64 (double)
342.9 GFLOPS
716.8 GFLOPS
Graphics Processor
GPU Name
GP102
Tahiti
GPU Variant
GP102-400-A1
Tahiti PRO(215-0821056)
Architecture
Pascal
GCN 1.0
Foundry
TSMC
TSMC
Process Size
16 nm
28 nm
Transistors
11.8 billion
4.313 billion
Die Size
471 mm²
352 mm²
Board Design
TDP
250W
200W
Suggested PSU
600 W
550 W
Outputs
1x DVI1x HDMI 2.03x DisplayPort 1.4a
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
1x 6-pin + 1x 8-pin
2x 6-pin
Graphics Features
DirectX
12 (12_1)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
1.2
Vulkan
1.3
1.2
CUDA
6.1
—
Shader Model
6.4
5.1
Benchmark
3DMark Time Spy
9,844
1,969
3DMark Time Spy Extreme
4,812
1,019
▲ Specs Compare
Data sourced from official specifications and benchmark tests.