AMD Radeon R9 270 1024SP vs NVIDIA GeForce GTX 480

VS

AMD Radeon R9 270 1024SP

NVIDIA GeForce GTX 480

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 1024SP and 1536MB VRAM GeForce GTX 480 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 5 years late

Boost Clock925MHz

More VRAM (2GB vs 1536GB)

544 additional rendering cores

Lower TDP (150W vs 250W)

NVIDIA GeForce GTX 480 's Advantages

Larger VRAM bandwidth (177.4GB/s vs 153.6GB/s)

Score

Benchmark

FP32 (float)

Radeon R9 270 1024SP +40%

1.894 TFLOPS

GeForce GTX 480

1.345 TFLOPS

Radeon R9 270 1024SP

VS

GeForce GTX 480

Graphics Card

Mar 2015

Release Date

Mar 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

924 MHz

Memory

2GB

Memory Size

1536MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

384bit

153.6GB/s

Bandwidth

177.4GB/s

Render Config

16

Compute Units

-

SM Count

15

1024

Shading Units

480

64

TMUs

60

32

ROPs

48

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

768 KB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

21.03 GPixel/s

59.20 GTexel/s

Texture Rate

42.06 GTexel/s

-

1.894 TFLOPS

FP32 (float)

1345 GFLOPS

118.4 GFLOPS

FP64 (double)

168.1 GFLOPS

Board Design

150W

TDP

250W

450 W

Suggested PSU

600 W

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

2x DVI 1x mini-HDMI 1.3a

1x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Pitcairn

GPU Name

GF100

Pitcairn PRO (215-0828062)

GPU Variant

GF100-375-A3

GCN 1.0

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.8 billion

Transistors

3.1 billion

212 mm²

Die Size

529 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

2.0

5.1

Shader Model

5.1

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