GeForce GTX 460 vs Radeon R9 270 1024SP
We compared two Desktop platform GPUs: 768MB VRAM GeForce GTX 460 and 2GB VRAM Radeon R9 270 1024SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R9 270 1024SP 's Advantages
Released 4 years and 8 months late
Boost Clock925MHz
More VRAM (2GB vs 768GB)
Larger VRAM bandwidth (153.6GB/s vs 86.40GB/s)
688 additional rendering cores
Lower TDP (150W vs 160W)
Score
Benchmark
FP32 (float)
GeForce GTX 460
907
Radeon R9 270 1024SP
+108%
1894
Graphics Card
Jul 2010
Release Date
Mar 2015
GeForce 400
Generation
Volcanic Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
900 MHz
-
Boost Clock
925 MHz
900 MHz
Memory Clock
1200 MHz
Memory
768MB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
192bit
Memory Bus
256bit
86.40GB/s
Bandwidth
153.6GB/s
Render Config
-
Compute Units
16
7
SM Count
-
336
Shading Units
1024
56
TMUs
64
24
ROPs
32
64 KB (per SM)
L1 Cache
16 KB (per CU)
384 KB
L2 Cache
512 KB
Theoretical Performance
9.450 GPixel/s
Pixel Rate
29.60 GPixel/s
37.80 GTexel/s
Texture Rate
59.20 GTexel/s
907.2 GFLOPS
FP32 (float)
1.894 TFLOPS
75.60 GFLOPS
FP64 (double)
118.4 GFLOPS
Board Design
160W
TDP
150W
450 W
Suggested PSU
450 W
2x DVI
1x mini-HDMI 1.3a
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
-
Power Connectors
1x 6-pin
Graphics Processor
GF104
GPU Name
Pitcairn
GF104-300-KB-A1
GPU Variant
Pitcairn PRO
(215-0828062)
Fermi
Architecture
GCN 1.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
1.95 billion
Transistors
2.8 billion
332 mm²
Die Size
212 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
1.1
OpenCL
1.2
N/A
Vulkan
1.2
2.1
CUDA
-
5.1
Shader Model
5.1
