AMD Radeon HD 7870 XT vs ATI Radeon HD 5750

VS

AMD Radeon HD 7870 XT

ATI Radeon HD 5750

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7870 XT and 1024MB VRAM Radeon HD 5750 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7870 XT 's Advantages

Released 3 years and 1 months late

Boost Clock975MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (192.0GB/s vs 73.60GB/s)

816 additional rendering cores

ATI Radeon HD 5750 's Advantages

Lower TDP (86W vs 185W)

Score

Benchmark

FP32 (float)

Radeon HD 7870 XT +197%

2.995 TFLOPS

Radeon HD 5750

1.008 TFLOPS

Radeon HD 7870 XT

VS

Radeon HD 5750

Graphics Card

Nov 2012

Release Date

Oct 2009

Southern Islands

Generation

Evergreen

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

925 MHz

Base Clock

-

975 MHz

Boost Clock

-

1500 MHz

Memory Clock

1150 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

192.0GB/s

Bandwidth

73.60GB/s

Render Config

24

Compute Units

9

-

1536

Shading Units

720

96

TMUs

36

32

ROPs

16

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

31.20 GPixel/s

Pixel Rate

11.20 GPixel/s

93.60 GTexel/s

Texture Rate

25.20 GTexel/s

-

2.995 TFLOPS

FP32 (float)

1008 GFLOPS

748.8 GFLOPS

FP64 (double)

-

Board Design

185W

TDP

86W

450 W

Suggested PSU

250 W

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

Outputs

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Tahiti

GPU Name

Juniper

Tahiti LE (215-0821122)

GPU Variant

Juniper LE (215-0754009)

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

4.313 billion

Transistors

1.04 billion

352 mm²

Die Size

166 mm²

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.2

OpenCL

1.2

Vulkan

N/A

-

5.1

Shader Model

5.0

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