GeForce GTX 460 vs Radeon R9 390 X2
We compared two Desktop platform GPUs: 768MB VRAM GeForce GTX 460 and 8GB VRAM Radeon R9 390 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GTX 460 's Advantages
Lower TDP (160W vs 580W)
Radeon R9 390 X2 's Advantages
Released 5 years and 2 months late
More VRAM (8GB vs 768GB)
Larger VRAM bandwidth (345.6GB/s vs 86.40GB/s)
2224 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GTX 460
907
Radeon R9 390 X2
+464%
5120
Graphics Card
Jul 2010
Release Date
Sep 2015
GeForce 400
Generation
Pirate Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
900 MHz
Memory Clock
1350 MHz
Memory
768MB
Memory Size
8GB
GDDR5
Memory Type
GDDR5
192bit
Memory Bus
512bit
86.40GB/s
Bandwidth
345.6GB/s
Render Config
-
Compute Units
40
7
SM Count
-
336
Shading Units
2560
56
TMUs
160
24
ROPs
64
64 KB (per SM)
L1 Cache
16 KB (per CU)
384 KB
L2 Cache
1024 KB
Theoretical Performance
9.450 GPixel/s
Pixel Rate
64.00 GPixel/s
37.80 GTexel/s
Texture Rate
160.0 GTexel/s
907.2 GFLOPS
FP32 (float)
5.120 TFLOPS
75.60 GFLOPS
FP64 (double)
640.0 GFLOPS
Board Design
160W
TDP
580W
450 W
Suggested PSU
950 W
2x DVI
1x mini-HDMI 1.3a
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
-
Power Connectors
4x 8-pin
Graphics Processor
GF104
GPU Name
Grenada
GF104-300-KB-A1
GPU Variant
Grenada PRO
(215-0880030)
Fermi
Architecture
GCN 2.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
1.95 billion
Transistors
6.2 billion
332 mm²
Die Size
438 mm²
Graphics Features
12 (11_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
1.1
OpenCL
2.0
N/A
Vulkan
1.2
2.1
CUDA
-
5.1
Shader Model
6.3
