AMD Radeon HD 7990 vs NVIDIA TITAN X Pascal
GPU Specs Compare
Graphics Card
Release Date
Apr 2013
Aug 2016
Generation
Southern Islands
GeForce 10
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
950 MHz
1417 MHz
Boost Clock
1000 MHz
1531 MHz
Memory Clock
1500 MHz
1251 MHz
Memory
Memory Size
3GB
12GB
Memory Type
GDDR5
GDDR5X
Memory Bus
384bit
384bit
Bandwidth
288.0GB/s
480.4GB/s
Render Config
Compute Units
32
-
Shading Units
2048
3584
TMUs
128
224
ROPs
32
96
L1 Cache
16 KB (per CU)
48 KB (per SM)
L2 Cache
768 KB
3 MB
SM Count
-
28
Theoretical Performance
Pixel Rate
32.00 GPixel/s
147.0 GPixel/s
Texture Rate
128.0 GTexel/s
342.9 GTexel/s
FP32 (float)
4.096 TFLOPS
10.97 TFLOPS
FP64 (double)
1024 GFLOPS
342.9 GFLOPS
FP16 (half)
-
171.5 GFLOPS
Graphics Processor
GPU Name
Malta
GP102
GPU Variant
Malta XT(215-0849026)
GP102-400-A1
Architecture
GCN 1.0
Pascal
Foundry
TSMC
TSMC
Process Size
28 nm
16 nm
Transistors
4.313 billion
11.8 billion
Die Size
365 mm²
471 mm²
Board Design
TDP
375W
250W
Suggested PSU
750 W
600 W
Outputs
1x DVI4x mini-DisplayPort 1.2
1x DVI1x HDMI 2.03x DisplayPort 1.4a
Power Connectors
2x 8-pin
1x 6-pin + 1x 8-pin
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
6.4
CUDA
-
6.1
📊 Benchmark
3DMark Time Spy
-
9,844
3DMark Time Spy Extreme
-
4,812