AMD Radeon HD 8670 OEM vs AMD Radeon Pro W6900X

VS

AMD Radeon HD 8670 OEM AMD Radeon Pro W6900X

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 8670 OEM and 32GB VRAM Radeon Pro W6900X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8670 OEM 's Advantages

Lower TDP (75W vs 300W)

AMD Radeon Pro W6900X 's Advantages

Released 8 years and 7 months late

Boost Clock has increased by 105% (2150MHz vs 1050MHz)

More VRAM (32GB vs 2GB)

Larger VRAM bandwidth (512.0GB/s vs 73.60GB/s)

4736 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8670 OEM

0.806 TFLOPS

Radeon Pro W6900X +2632%

22.02 TFLOPS

Radeon HD 8670 OEM

VS

Radeon Pro W6900X

Graphics Card

Jan 2013

Release Date

Aug 2021

Sea Islands

Generation

Radeon Pro Mac

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

1000 MHz

Base Clock

1825 MHz

1050 MHz

Boost Clock

2150 MHz

1150 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

32GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

256bit

73.60GB/s

Bandwidth

512.0GB/s

Render Config

-

SM Count

-

6

Compute Units

80

384

Shading Units

5120

24

TMUs

320

8

ROPs

128

-

Tensor Cores

-

RT Cores

80

16 KB (per CU)

L1 Cache

128 KB per Array

256 KB

L2 Cache

4 MB

Theoretical Performance

8.400 GPixel/s

Pixel Rate

275.2 GPixel/s

25.20 GTexel/s

Texture Rate

688.0 GTexel/s

-

FP16 (half)

44.03 TFLOPS

806.4 GFLOPS

FP32 (float)

22.02 TFLOPS

50.40 GFLOPS

FP64 (double)

1376 GFLOPS

Graphics Processor

Oland

GPU Name

Navi 21

Oland XT (215-0837000)

GPU Variant

Navi 21 Pro-XTA

GCN 1.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

0.95 billion

Transistors

26.8 billion

77 mm²

Die Size

520 mm²

Board Design

75W

TDP

300W

250 W

Suggested PSU

700 W

1x DVI 1x HDMI 1.4a 1x VGA

Outputs

1x HDMI 2.1 4x Thunderbolt

None

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.3

-

CUDA

-

5.1

Shader Model

6.5

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