AMD Radeon HD 7670M vs AMD Radeon RX 6800M

VS

AMD Radeon HD 7670M

AMD Radeon RX 6800M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 7670M and 12GB VRAM Radeon RX 6800M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7670M 's Advantages

Lower TDP (20W vs 145W)

AMD Radeon RX 6800M 's Advantages

Released 9 years and 3 months late

Boost Clock2390MHz

More VRAM (12GB vs 1024GB)

Larger VRAM bandwidth (384.0GB/s vs 28.80GB/s)

2080 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7670M

0.576 TFLOPS

Radeon RX 6800M +2025%

12.24 TFLOPS

Radeon HD 7670M

VS

Radeon RX 6800M

Graphics Card

Feb 2012

Release Date

May 2021

London

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2116 MHz

-

Boost Clock

2390 MHz

900 MHz

Memory Clock

2000 MHz

Memory

1024MB

Memory Size

12GB

DDR3

Memory Type

GDDR6

128bit

Memory Bus

192bit

28.80GB/s

Bandwidth

384.0GB/s

Render Config

6

Compute Units

40

-

480

Shading Units

2560

24

TMUs

160

16

ROPs

64

-

RT Cores

40

8 KB (per CU)

L1 Cache

128 KB per Array

256 KB

L2 Cache

3 MB

-

L3 Cache

96 MB

Theoretical Performance

9.600 GPixel/s

Pixel Rate

153.0 GPixel/s

14.40 GTexel/s

Texture Rate

382.4 GTexel/s

-

FP16 (half)

24.47 TFLOPS

576.0 GFLOPS

FP32 (float)

12.24 TFLOPS

-

FP64 (double)

764.8 GFLOPS

Board Design

20W

TDP

145W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Thames

GPU Name

Navi 22

Thames XT (216-0833000)

GPU Variant

Navi 22 XTM

TeraScale 2

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

0.716 billion

Transistors

17.2 billion

104 mm²

Die Size

335 mm²

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

-

5.0

Shader Model

6.5

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