AMD Radeon R9 270 1024SP vs ATI Radeon HD 3750

VS

AMD Radeon R9 270 1024SP ATI Radeon HD 3750

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 1024SP and 512MB VRAM Radeon HD 3750 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 and 6 months late

Boost Clock925MHz

Larger VRAM bandwidth (153.6GB/s vs 22.18GB/s)

904 additional rendering cores

ATI Radeon HD 3750 's Advantages

Lower TDP (65W vs 150W)

Score

Benchmark

FP32 (float)

Radeon R9 270 1024SP +891%

1.894 TFLOPS

Radeon HD 3750

0.191 TFLOPS

Radeon R9 270 1024SP

VS

Radeon HD 3750

Graphics Card

Mar 2015

Release Date

Sep 2008

Volcanic Islands

Generation

Radeon R600

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

693 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

153.6GB/s

Bandwidth

22.18GB/s

Render Config

-

SM Count

-

16

Compute Units

3

1024

Shading Units

120

64

TMUs

8

32

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

128 KB

Theoretical Performance

29.60 GPixel/s

Pixel Rate

3.184 GPixel/s

59.20 GTexel/s

Texture Rate

6.368 GTexel/s

-

FP16 (half)

-

1.894 TFLOPS

FP32 (float)

191.0 GFLOPS

118.4 GFLOPS

FP64 (double)

-

Graphics Processor

Pitcairn

GPU Name

RV635

Pitcairn PRO (215-0828062)

GPU Variant

RV635 PRO (215-0682008)

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

2.8 billion

Transistors

0.378 billion

212 mm²

Die Size

135 mm²

Board Design

150W

TDP

65W

450 W

Suggested PSU

250 W

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

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.2

OpenCL

N/A

1.2

Vulkan

N/A

-

CUDA

-

5.1

Shader Model

4.1

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