AMD Radeon R9 270 1024SP vs NVIDIA GeForce GTS 250

VS

AMD Radeon R9 270 1024SP

NVIDIA GeForce GTS 250

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 1024SP and 1024MB VRAM GeForce GTS 250 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 6 years late

Boost Clock925MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (153.6GB/s vs 64.00GB/s)

896 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 270 1024SP +389%

1.894 TFLOPS

GeForce GTS 250

0.387 TFLOPS

Radeon R9 270 1024SP

VS

GeForce GTS 250

Graphics Card

Mar 2015

Release Date

Mar 2009

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

1000 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

256bit

153.6GB/s

Bandwidth

64.00GB/s

Render Config

16

Compute Units

-

SM Count

16

1024

Shading Units

128

64

TMUs

64

32

ROPs

16

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

64 KB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

11.23 GPixel/s

59.20 GTexel/s

Texture Rate

44.93 GTexel/s

-

1.894 TFLOPS

FP32 (float)

387.1 GFLOPS

118.4 GFLOPS

FP64 (double)

-

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 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Pitcairn

GPU Name

G92B

Pitcairn PRO (215-0828062)

GPU Variant

G92-428-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

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

1.1

5.1

Shader Model

4.0

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