AMD Radeon HD 7670 OEM vs AMD Radeon RX 6800

VS

AMD Radeon HD 7670 OEM AMD Radeon RX 6800

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 7670 OEM and 16GB VRAM Radeon RX 6800 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7670 OEM 's Advantages

Lower TDP (66W vs 250W)

AMD Radeon RX 6800 's Advantages

Released 8 years and 9 months late

Boost Clock2105MHz

Larger VRAM bandwidth (512.0GB/s vs 64.00GB/s)

3360 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7670 OEM

0.768 TFLOPS

Radeon RX 6800 +2005%

16.17 TFLOPS

Radeon HD 7670 OEM

VS

Radeon RX 6800

Graphics Card

Jan 2012

Release Date

Oct 2020

Southern Islands

Generation

Navi II

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1700 MHz

-

Boost Clock

2105 MHz

1000 MHz

Memory Clock

2000 MHz

Memory

512MB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

256bit

64.00GB/s

Bandwidth

512.0GB/s

Render Config

-

SM Count

-

6

Compute Units

60

480

Shading Units

3840

24

TMUs

240

8

ROPs

96

-

Tensor Cores

-

RT Cores

60

8 KB (per CU)

L1 Cache

128 KB per Array

256 KB

L2 Cache

4 MB

Theoretical Performance

6.400 GPixel/s

Pixel Rate

202.1 GPixel/s

19.20 GTexel/s

Texture Rate

505.2 GTexel/s

-

FP16 (half)

32.33 TFLOPS

768.0 GFLOPS

FP32 (float)

16.17 TFLOPS

-

FP64 (double)

1010 GFLOPS

Graphics Processor

Turks

GPU Name

Navi 21

Turks XT (215-0803000)

GPU Variant

Navi 21 XL (215-121000187)

TeraScale 2

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

0.716 billion

Transistors

26.8 billion

118 mm²

Die Size

520 mm²

Board Design

66W

TDP

250W

250 W

Suggested PSU

600 W

1x DVI 1x DisplayPort 1.1 1x VGA

Outputs

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

None

Power Connectors

2x 8-pin

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.3

-

CUDA

-

5.0

Shader Model

6.5

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