NVIDIA GeForce RTX 5070 Mobile vs ATI Mobility Radeon HD 3850

VS

NVIDIA GeForce RTX 5070 Mobile

ATI Mobility Radeon HD 3850

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 5070 Mobile and 512MB VRAM Mobility Radeon HD 3850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 5070 Mobile 's Advantages

Released 16 years and 7 months late

Boost Clock2520MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (507.2GB/s vs 48.00GB/s)

4288 additional rendering cores

ATI Mobility Radeon HD 3850 's Advantages

Lower TDP (35W vs 115W)

Score

Benchmark

FP32 (float)

GeForce RTX 5070 Mobile +6158%

23.22 TFLOPS

Mobility Radeon HD 3850

0.371 TFLOPS

GeForce RTX 5070 Mobile

VS

Mobility Radeon HD 3850

Graphics Card

Jan 2025

Release Date

Jun 2008

GeForce 50 Mobile

Generation

M8x

Mobile

Type

Mobile

PCIe 5.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

2235 MHz

Base Clock

-

2520 MHz

Boost Clock

-

2500 MHz

Memory Clock

750 MHz

Memory

8GB

Memory Size

512MB

GDDR7

Memory Type

GDDR3

128bit

Memory Bus

256bit

507.2GB/s

Bandwidth

48.00GB/s

Render Config

-

Compute Units

4

36

SM Count

-

4608

Shading Units

320

144

TMUs

16

48

ROPs

16

144

Tensor Cores

-

36

RT Cores

-

128 KB (per SM)

L1 Cache

-

32 MB

L2 Cache

256 KB

-

Theoretical Performance

121.0 GPixel/s

Pixel Rate

9.280 GPixel/s

362.9 GTexel/s

Texture Rate

9.280 GTexel/s

23.22 TFLOPS

FP16 (half)

-

23.22 TFLOPS

FP32 (float)

371.2 GFLOPS

362.9 GFLOPS

FP64 (double)

74.24 GFLOPS

Board Design

115W

TDP

35W

300 W

Suggested PSU

-

1x HDMI 2.13x DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GB206

GPU Name

M88

GB206

GPU Variant

-

Blackwell 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

4 nm

Process Size

55 nm

Unknown

Transistors

0.666 billion

Unknown

Die Size

192 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

N/A

1.3

Vulkan

N/A

10.1

CUDA

-

6.8

Shader Model

4.1

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