AMD Radeon HD 8690M vs AMD Radeon RX 6800S

VS

AMD Radeon HD 8690M

AMD Radeon RX 6800S

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8690M and 8GB VRAM Radeon RX 6800S to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800S 's Advantages

Released 8 years and 10 months late

Boost Clock has increased by 115% (2100MHz vs 975MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (256.0GB/s vs 32.00GB/s)

1728 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8690M

0.624 TFLOPS

Radeon RX 6800S +1278%

8.602 TFLOPS

Radeon HD 8690M

VS

Radeon RX 6800S

Graphics Card

Mar 2013

Release Date

Jan 2022

Solar System

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x8

Clock Speeds

925 MHz

Base Clock

1800 MHz

975 MHz

Boost Clock

2100 MHz

1000 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

64bit

Memory Bus

128bit

32.00GB/s

Bandwidth

256.0GB/s

Render Config

5

Compute Units

32

-

320

Shading Units

2048

20

TMUs

128

8

ROPs

64

-

RT Cores

32

16 KB (per CU)

L1 Cache

128 KB per Array

128 KB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

7.800 GPixel/s

Pixel Rate

134.4 GPixel/s

19.50 GTexel/s

Texture Rate

268.8 GTexel/s

-

FP16 (half)

17.20 TFLOPS

624.0 GFLOPS

FP32 (float)

8.602 TFLOPS

39.00 GFLOPS

FP64 (double)

537.6 GFLOPS

Board Design

Unknown

TDP

100W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Sun

GPU Name

Navi 23

Sun S3 XT (216-0841009)

GPU Variant

-

GCN 1.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

0.69 billion

Transistors

11.06 billion

56 mm²

Die Size

237 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

2.1

1.2.170

Vulkan

1.3

-

6.5 (5.1)

Shader Model

6.5

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