AMD Radeon RX Vega 56 Mobile vs AMD Radeon RX 6800S

VS

AMD Radeon RX Vega 56 Mobile AMD Radeon RX 6800S

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX Vega 56 Mobile 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 Vega 56 Mobile 's Advantages

Larger VRAM bandwidth (409.6GB/s vs 256.0GB/s)

1536 additional rendering cores

AMD Radeon RX 6800S 's Advantages

Released 3 years and 7 months late

Boost Clock has increased by 61% (2100MHz vs 1301MHz)

Lower TDP (100W vs 120W)

Score

Benchmark

FP32 (float)

Radeon RX Vega 56 Mobile +8%

9.326 TFLOPS

Radeon RX 6800S

8.602 TFLOPS

Blender

Radeon RX Vega 56 Mobile

643

Radeon RX 6800S +231%

2133

Radeon RX Vega 56 Mobile

VS

Radeon RX 6800S

Graphics Card

Jun 2018

Release Date

Jan 2022

Mobility Radeon

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

1138 MHz

Base Clock

1800 MHz

1301 MHz

Boost Clock

2100 MHz

800 MHz

Memory Clock

2000 MHz

Memory

8GB

Memory Size

8GB

HBM2

Memory Type

GDDR6

2048bit

Memory Bus

128bit

409.6GB/s

Bandwidth

256.0GB/s

Render Config

-

SM Count

-

56

Compute Units

32

3584

Shading Units

2048

224

TMUs

128

64

ROPs

64

-

Tensor Cores

-

RT Cores

32

16 KB (per CU)

L1 Cache

128 KB per Array

4 MB

L2 Cache

2 MB

Theoretical Performance

83.26 GPixel/s

Pixel Rate

134.4 GPixel/s

291.4 GTexel/s

Texture Rate

268.8 GTexel/s

18.65 TFLOPS

FP16 (half)

17.20 TFLOPS

9.326 TFLOPS

FP32 (float)

8.602 TFLOPS

582.8 GFLOPS

FP64 (double)

537.6 GFLOPS

Graphics Processor

Vega 10

GPU Name

Navi 23

Vega 10 XL (215-0894216)

GPU Variant

-

GCN 5.0

Architecture

RDNA 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

7 nm

12.5 billion

Transistors

11.06 billion

495 mm²

Die Size

237 mm²

Board Design

120W

TDP

100W

-

Suggested PSU

-

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.3

-

CUDA

-

6.4

Shader Model

6.5

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