AMD Radeon RX 550 640SP vs AMD Radeon HD 8670 OEM

VS

AMD Radeon RX 550 640SP AMD Radeon HD 8670 OEM

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 550 640SP and 2GB VRAM Radeon HD 8670 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 550 640SP 's Advantages

Released 4 years and 9 months late

Boost Clock has increased by 2% (1071MHz vs 1050MHz)

Larger VRAM bandwidth (96.00GB/s vs 73.60GB/s)

256 additional rendering cores

Lower TDP (60W vs 75W)

Score

Benchmark

FP32 (float)

Radeon RX 550 640SP +70%

1.371 TFLOPS

Radeon HD 8670 OEM

0.806 TFLOPS

Radeon RX 550 640SP

VS

Radeon HD 8670 OEM

Graphics Card

Oct 2017

Release Date

Jan 2013

Polaris

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

1019 MHz

Base Clock

1000 MHz

1071 MHz

Boost Clock

1050 MHz

1500 MHz

Memory Clock

1150 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

96.00GB/s

Bandwidth

73.60GB/s

Render Config

-

SM Count

-

10

Compute Units

6

640

Shading Units

384

40

TMUs

24

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

256 KB

Theoretical Performance

17.14 GPixel/s

Pixel Rate

8.400 GPixel/s

42.84 GTexel/s

Texture Rate

25.20 GTexel/s

1371 GFLOPS

FP16 (half)

-

1371 GFLOPS

FP32 (float)

806.4 GFLOPS

85.68 GFLOPS

FP64 (double)

50.40 GFLOPS

Graphics Processor

Baffin

GPU Name

Oland

Baffin LE

GPU Variant

Oland XT (215-0837000)

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

3 billion

Transistors

0.95 billion

123 mm²

Die Size

77 mm²

Board Design

60W

TDP

75W

250 W

Suggested PSU

250 W

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

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

None

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

Vulkan

1.2

-

CUDA

-

6.4

Shader Model

5.1

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