AMD Radeon RX 6800S vs ATI Mobility Radeon HD 5145

VS

AMD Radeon RX 6800S ATI Mobility Radeon HD 5145

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6800S and 1024MB VRAM Mobility Radeon HD 5145 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800S 's Advantages

Released 12 years late

Boost Clock2100MHz

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (256.0GB/s vs 14.40GB/s)

1968 additional rendering cores

ATI Mobility Radeon HD 5145 's Advantages

Lower TDP (15W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX 6800S +7380%

8.602 TFLOPS

Mobility Radeon HD 5145

0.115 TFLOPS

Radeon RX 6800S

VS

Mobility Radeon HD 5145

Graphics Card

Jan 2022

Release Date

Jan 2010

Mobility Radeon

Generation

M9x

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1800 MHz

Base Clock

-

2100 MHz

Boost Clock

-

2000 MHz

Memory Clock

900 MHz

Memory

8GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR3

128bit

Memory Bus

64bit

256.0GB/s

Bandwidth

14.40GB/s

Render Config

-

SM Count

-

32

Compute Units

1

2048

Shading Units

80

128

TMUs

8

64

ROPs

4

-

Tensor Cores

-

32

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

64 KB

Theoretical Performance

134.4 GPixel/s

Pixel Rate

2.880 GPixel/s

268.8 GTexel/s

Texture Rate

5.760 GTexel/s

17.20 TFLOPS

FP16 (half)

-

8.602 TFLOPS

FP32 (float)

115.2 GFLOPS

537.6 GFLOPS

FP64 (double)

-

Graphics Processor

Navi 23

GPU Name

M92

-

GPU Variant

-

RDNA 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

7 nm

Process Size

55 nm

11.06 billion

Transistors

0.242 billion

237 mm²

Die Size

73 mm²

Board Design

100W

TDP

15W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

-

6.5

Shader Model

4.1

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