AMD Radeon R9 390X vs NVIDIA TITAN X Pascal
GPU Specs Compare
Graphics Card
Release Date
Jun 2015
Aug 2016
Generation
Pirate Islands
GeForce 10
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1500 MHz
1251 MHz
Base Clock
-
1417 MHz
Boost Clock
-
1531 MHz
Memory
Memory Size
8GB
12GB
Memory Type
GDDR5
GDDR5X
Memory Bus
512bit
384bit
Bandwidth
384.0GB/s
480.4GB/s
Render Config
Compute Units
44
-
Shading Units
2816
3584
TMUs
176
224
ROPs
64
96
L1 Cache
16 KB (per CU)
48 KB (per SM)
L2 Cache
1024 KB
3 MB
SM Count
-
28
Theoretical Performance
Pixel Rate
67.20 GPixel/s
147.0 GPixel/s
Texture Rate
184.8 GTexel/s
342.9 GTexel/s
FP32 (float)
5.914 TFLOPS
10.97 TFLOPS
FP64 (double)
739.2 GFLOPS
342.9 GFLOPS
FP16 (half)
-
171.5 GFLOPS
Graphics Processor
GPU Name
Grenada
GP102
GPU Variant
Grenada XT(215-0880004)
GP102-400-A1
Architecture
GCN 2.0
Pascal
Foundry
TSMC
TSMC
Process Size
28 nm
16 nm
Transistors
6.2 billion
11.8 billion
Die Size
438 mm²
471 mm²
Board Design
TDP
275W
250W
Suggested PSU
600 W
600 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
1x DVI1x HDMI 2.03x DisplayPort 1.4a
Power Connectors
1x 6-pin + 1x 8-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (12_0)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
2.0
3.0
Vulkan
1.2
1.3
Shader Model
6.3
6.4
CUDA
-
6.1
📊 Benchmark
3DMark Time Spy
-
9,844
3DMark Time Spy Extreme
-
4,812