AMD Radeon RX 6800M vs AMD Radeon R5 M315

VS

We compared two Mobile platform GPUs: 12GB VRAM Radeon RX 6800M and 2GB VRAM Radeon R5 M315 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800M 's Advantages

Released 6 years late

Boost Clock2390MHz

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (384.0GB/s vs 14.40GB/s)

2176 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6800M +1542%

12.24 TFLOPS

Radeon R5 M315

0.745 TFLOPS

Radeon RX 6800M

VS

Radeon R5 M315

Graphics Card

May 2021

Release Date

May 2015

Mobility Radeon

Generation

Gem System

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

2116 MHz

Base Clock

-

2390 MHz

Boost Clock

-

2000 MHz

Memory Clock

900 MHz

Memory

12GB

Memory Size

2GB

GDDR6

Memory Type

DDR3

192bit

Memory Bus

64bit

384.0GB/s

Bandwidth

14.40GB/s

Render Config

-

SM Count

-

40

Compute Units

6

2560

Shading Units

384

160

TMUs

24

64

ROPs

8

-

Tensor Cores

-

40

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

3 MB

L2 Cache

128 KB

Theoretical Performance

153.0 GPixel/s

Pixel Rate

7.760 GPixel/s

382.4 GTexel/s

Texture Rate

23.28 GTexel/s

24.47 TFLOPS

FP16 (half)

745.0 GFLOPS

12.24 TFLOPS

FP32 (float)

745.0 GFLOPS

764.8 GFLOPS

FP64 (double)

46.56 GFLOPS

Graphics Processor

Navi 22

GPU Name

Meso

Navi 22 XTM

GPU Variant

Meso LE (216-0864046)

RDNA 2.0

Architecture

GCN 3.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

17.2 billion

Transistors

1.55 billion

335 mm²

Die Size

125 mm²

Board Design

145W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.3

Vulkan

1.2.170

-

CUDA

-

6.5

Shader Model

6.5

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