AMD Radeon R9 270 1024SP vs NVIDIA GeForce GTX 275 PhysX Edition

VS

AMD Radeon R9 270 1024SP NVIDIA GeForce GTX 275 PhysX Edition

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 1024SP and 896MB VRAM GeForce GTX 275 PhysX Edition 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 and 1 months late

Boost Clock925MHz

Larger VRAM bandwidth (153.6GB/s vs 127.0GB/s)

784 additional rendering cores

Lower TDP (150W vs 219W)

Score

Benchmark

FP32 (float)

Radeon R9 270 1024SP +204%

1.894 TFLOPS

GeForce GTX 275 PhysX Edition

0.622 TFLOPS

Radeon R9 270 1024SP

VS

GeForce GTX 275 PhysX Edition

Graphics Card

Mar 2015

Release Date

Feb 2010

Volcanic Islands

Generation

GeForce 200

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

1134 MHz

Memory

2GB

Memory Size

896MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

448bit

153.6GB/s

Bandwidth

127.0GB/s

Render Config

-

SM Count

30

16

Compute Units

-

1024

Shading Units

240

64

TMUs

80

32

ROPs

28

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

224 KB

Theoretical Performance

29.60 GPixel/s

Pixel Rate

17.72 GPixel/s

59.20 GTexel/s

Texture Rate

50.64 GTexel/s

-

FP16 (half)

-

1.894 TFLOPS

FP32 (float)

622.1 GFLOPS

118.4 GFLOPS

FP64 (double)

77.76 GFLOPS

Graphics Processor

Pitcairn

GPU Name

G92B

Pitcairn PRO (215-0828062)

GPU Variant

G92-421-B1

GCN 1.0

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

2.8 billion

Transistors

0.754 billion

212 mm²

Die Size

260 mm²

Board Design

150W

TDP

219W

450 W

Suggested PSU

550 W

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

Outputs

2x DVI

1x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

12 (11_1)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.3

5.1

Shader Model

4.0

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