AMD Radeon HD 8970 OEM vs AMD Radeon RX 550 640SP

VS

AMD Radeon HD 8970 OEM AMD Radeon RX 550 640SP

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 8970 OEM and 2GB VRAM Radeon RX 550 640SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8970 OEM 's Advantages

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (264.0GB/s vs 96.00GB/s)

1408 additional rendering cores

AMD Radeon RX 550 640SP 's Advantages

Released 4 years and 9 months late

Boost Clock1071MHz

Lower TDP (60W vs 250W)

Score

Benchmark

FP32 (float)

Radeon HD 8970 OEM +176%

3.789 TFLOPS

Radeon RX 550 640SP

1.371 TFLOPS

Radeon HD 8970 OEM

VS

Radeon RX 550 640SP

Graphics Card

Jan 2013

Release Date

Oct 2017

Sea Islands

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1019 MHz

-

Boost Clock

1071 MHz

1375 MHz

Memory Clock

1500 MHz

Memory

3GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

128bit

264.0GB/s

Bandwidth

96.00GB/s

Render Config

-

SM Count

-

32

Compute Units

10

2048

Shading Units

640

128

TMUs

40

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

1024 KB

Theoretical Performance

29.60 GPixel/s

Pixel Rate

17.14 GPixel/s

118.4 GTexel/s

Texture Rate

42.84 GTexel/s

-

FP16 (half)

1371 GFLOPS

3.789 TFLOPS

FP32 (float)

1371 GFLOPS

947.2 GFLOPS

FP64 (double)

85.68 GFLOPS

Graphics Processor

Tahiti

GPU Name

Baffin

Tahiti XT (215-0821060)

GPU Variant

Baffin LE

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

4.313 billion

Transistors

3 billion

352 mm²

Die Size

123 mm²

Board Design

250W

TDP

60W

600 W

Suggested PSU

250 W

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

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.2

-

CUDA

-

5.1

Shader Model

6.4

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