ATI Radeon HD 5670 vs AMD Radeon 550X 640SP

VS

ATI Radeon HD 5670

AMD Radeon 550X 640SP

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 5670 and 4GB VRAM Radeon 550X 640SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5670 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 48.00GB/s)

AMD Radeon 550X 640SP 's Advantages

Released 8 years and 3 months late

Boost Clock1071MHz

More VRAM (4GB vs 1024GB)

240 additional rendering cores

Lower TDP (50W vs 64W)

Score

Benchmark

FP32 (float)

Radeon HD 5670

0.62 TFLOPS

Radeon 550X 640SP +121%

1.371 TFLOPS

Radeon HD 5670

VS

Radeon 550X 640SP

Graphics Card

Jan 2010

Release Date

Apr 2018

Evergreen

Generation

Polaris

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1019 MHz

-

Boost Clock

1071 MHz

1000 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

64bit

64.00GB/s

Bandwidth

48.00GB/s

Render Config

5

Compute Units

10

-

400

Shading Units

640

20

TMUs

40

8

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

6.200 GPixel/s

Pixel Rate

17.14 GPixel/s

15.50 GTexel/s

Texture Rate

42.84 GTexel/s

-

FP16 (half)

1371 GFLOPS

620.0 GFLOPS

FP32 (float)

1371 GFLOPS

-

FP64 (double)

85.68 GFLOPS

Board Design

64W

TDP

50W

250 W

Suggested PSU

250 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

None

Power Connectors

None

Graphics Processor

Redwood

GPU Name

Lexa

Redwood XT (215-0757002)

GPU Variant

Lexa PRO (215-0904018)

TeraScale 2

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

0.627 billion

Transistors

2.2 billion

104 mm²

Die Size

103 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.2

-

5.0

Shader Model

6.4

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