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GPU Comparison
AMD Radeon R9 270 1024SP vs NVIDIA GeForce GTX 460 X2
AMD Radeon R9 270 1024SP vs NVIDIA GeForce GTX 460 X2
VS
AMD Radeon R9 270 1024SP
NVIDIA GeForce GTX 460 X2
We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 1024SP and 1024MB VRAM GeForce GTX 460 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R9 270 1024SP 's Advantages
Released 4 years late
Boost Clock925MHz
More VRAM (2GB vs 1GB)
Larger VRAM bandwidth (153.6GB/s vs 115.2GB/s)
688 additional rendering cores
Lower TDP (150W vs 160W)
Score
Benchmark
FP32 (float)
Radeon R9 270 1024SP
+101%
1.894 TFLOPS
GeForce GTX 460 X2
0.942 TFLOPS
Radeon R9 270 1024SP
VS
GeForce GTX 460 X2
Graphics Card
Mar 2015
Release Date
Mar 2011
Volcanic Islands
Generation
GeForce 400
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
900 MHz
Base Clock
-
925 MHz
Boost Clock
-
1200 MHz
Memory Clock
900 MHz
Memory
2GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
256bit
153.6GB/s
Bandwidth
115.2GB/s
Render Config
-
SM Count
7
16
Compute Units
-
1024
Shading Units
336
64
TMUs
56
32
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
64 KB (per SM)
512 KB
L2 Cache
512 KB
Theoretical Performance
29.60 GPixel/s
Pixel Rate
9.814 GPixel/s
59.20 GTexel/s
Texture Rate
39.26 GTexel/s
-
FP16 (half)
-
1.894 TFLOPS
FP32 (float)
941.5 GFLOPS
118.4 GFLOPS
FP64 (double)
78.46 GFLOPS
Graphics Processor
Pitcairn
GPU Name
GF104
Pitcairn PRO (215-0828062)
GPU Variant
GF104-300-KB-A1
GCN 1.0
Architecture
Fermi
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
2.8 billion
Transistors
1.95 billion
212 mm²
Die Size
332 mm²
Board Design
150W
TDP
160W
450 W
Suggested PSU
450 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
3x DVI 1x mini-HDMI 1.3a
1x 6-pin
Power Connectors
2x 8-pin
Graphics Features
12 (11_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
1.2
OpenCL
1.1
1.2
Vulkan
N/A
-
CUDA
2.1
5.1
Shader Model
5.1
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