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

VS

NVIDIA GeForce GTX 460 OEM

AMD Radeon R9 270 1024SP

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 460 OEM and 2GB VRAM Radeon R9 270 1024SP 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)

GeForce GTX 460 OEM

0.874 TFLOPS

Radeon R9 270 1024SP +116%

1.894 TFLOPS

GeForce GTX 460 OEM

VS

Radeon R9 270 1024SP

Graphics Card

Oct 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

850 MHz

Memory Clock

1200 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

108.8GB/s

Bandwidth

153.6GB/s

Render Config

-

Compute Units

16

7

SM Count

-

336

Shading Units

1024

56

TMUs

64

32

ROPs

32

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

9.100 GPixel/s

Pixel Rate

29.60 GPixel/s

36.40 GTexel/s

Texture Rate

59.20 GTexel/s

-

873.6 GFLOPS

FP32 (float)

1.894 TFLOPS

72.80 GFLOPS

FP64 (double)

118.4 GFLOPS

Board Design

150W

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

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

GF104

GPU Name

Pitcairn

GF104-325-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

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