AMD Radeon R5 M315 vs NVIDIA GeForce RTX 3080 Mobile

VS

AMD Radeon R5 M315

NVIDIA GeForce RTX 3080 Mobile

We compared two Mobile platform GPUs: 2GB VRAM Radeon R5 M315 and 8GB VRAM GeForce RTX 3080 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Mobile 's Advantages

Released 5 years and 8 months late

Boost Clock1545MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (448.0GB/s vs 14.40GB/s)

5760 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 M315

0.745 TFLOPS

GeForce RTX 3080 Mobile +2447%

18.98 TFLOPS

Radeon R5 M315

VS

GeForce RTX 3080 Mobile

Graphics Card

May 2015

Release Date

Jan 2021

Gem System

Generation

GeForce 30 Mobile

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1110 MHz

-

Boost Clock

1545 MHz

900 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

8GB

DDR3

Memory Type

GDDR6

64bit

Memory Bus

256bit

14.40GB/s

Bandwidth

448.0GB/s

Render Config

6

Compute Units

-

SM Count

48

384

Shading Units

6144

24

TMUs

192

8

ROPs

96

-

Tensor Cores

192

-

RT Cores

48

16 KB (per CU)

L1 Cache

128 KB (per SM)

128 KB

L2 Cache

4 MB

-

Theoretical Performance

7.760 GPixel/s

Pixel Rate

148.3 GPixel/s

23.28 GTexel/s

Texture Rate

296.6 GTexel/s

745.0 GFLOPS

FP16 (half)

18.98 TFLOPS

745.0 GFLOPS

FP32 (float)

18.98 TFLOPS

46.56 GFLOPS

FP64 (double)

296.6 GFLOPS

Board Design

Unknown

TDP

115W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Meso

GPU Name

GA104

Meso LE (216-0864046)

GPU Variant

GA104-775-A1

GCN 3.0

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

1.55 billion

Transistors

17.4 billion

125 mm²

Die Size

392 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2.170

Vulkan

1.3

-

CUDA

8.6

6.5

Shader Model

6.6

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