NVIDIA GeForce GTX TITAN vs AMD Radeon R9 M390X
GPU Specs Compare
Graphics Card
Release Date
Feb 2013
May 2015
Generation
GeForce 700
Crystal System
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
836 MHz
-
Boost Clock
876 MHz
-
Memory Clock
1502 MHz
1250 MHz
Memory
Memory Size
6GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
256bit
Bandwidth
288.4GB/s
160.0GB/s
Render Config
Shading Units
2688
2048
TMUs
224
128
ROPs
48
32
L1 Cache
16 KB (per SMX)
16 KB (per CU)
L2 Cache
1536 KB
512 KB
Compute Units
-
32
Theoretical Performance
Pixel Rate
49.06 GPixel/s
23.14 GPixel/s
Texture Rate
196.2 GTexel/s
92.54 GTexel/s
FP32 (float)
4.709 TFLOPS
2.961 TFLOPS
FP64 (double)
1.570 TFLOPS
185.1 GFLOPS
FP16 (half)
-
2.961 TFLOPS
Graphics Processor
GPU Name
GK110
Amethyst
GPU Variant
GK110-400-A1
Amethyst XT
Architecture
Kepler
GCN 3.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
7.08 billion
5 billion
Die Size
561 mm²
366 mm²
Board Design
TDP
250W
75W
Suggested PSU
600 W
-
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
None
Graphics Features
DirectX
12 (11_0)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.0
Vulkan
1.1
1.2
CUDA
3.5
-
Shader Model
5.1
6.3
📊 Benchmark
3DMark Time Spy
2,881
-