Home GPU Comparison AMD Radeon R9 270 1024SP vs NVIDIA GeForce GTX 460 OEM

AMD Radeon R9 270 1024SP vs NVIDIA GeForce GTX 460 OEM

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 1024SP and 1024MB VRAM GeForce GTX 460 OEM 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 and 5 months late
Boost Clock925MHz
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (153.6GB/s vs 108.8GB/s)
688 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon R9 270 1024SP +116%
1.894 TFLOPS
GeForce GTX 460 OEM
0.874 TFLOPS
VS

Graphics Card

Mar 2015
Release Date
Oct 2010
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
850 MHz

Memory

2GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
256bit
153.6GB/s
Bandwidth
108.8GB/s

Render Config

16
Compute Units
-
-
SM Count
7
1024
Shading Units
336
64
TMUs
56
32
ROPs
32
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
64 KB (per SM)
512 KB
L2 Cache
512 KB
-
-
-

Theoretical Performance

29.60 GPixel/s
Pixel Rate
9.100 GPixel/s
59.20 GTexel/s
Texture Rate
36.40 GTexel/s
-
-
-
1.894 TFLOPS
FP32 (float)
873.6 GFLOPS
118.4 GFLOPS
FP64 (double)
72.80 GFLOPS

Board Design

150W
TDP
150W
450 W
Suggested PSU
450 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
2x DVI 1x mini-HDMI 1.3a
1x 6-pin
Power Connectors
2x 6-pin

Graphics Processor

Pitcairn
GPU Name
GF104
Pitcairn PRO (215-0828062)
GPU Variant
GF104-325-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

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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