NVIDIA GeForce RTX 4070 Max-Q vs ATI Mobility Radeon HD 3870

VS

NVIDIA GeForce RTX 4070 Max-Q

ATI Mobility Radeon HD 3870

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 4070 Max Q and 512MB VRAM Mobility Radeon HD 3870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4070 Max-Q 's Advantages

Released 14 years and 7 months late

Boost Clock1230MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (224.0GB/s vs 54.40GB/s)

4288 additional rendering cores

Lower TDP (35W vs 55W)

Score

Benchmark

FP32 (float)

GeForce RTX 4070 Max Q +2587%

11.34 TFLOPS

Mobility Radeon HD 3870

0.422 TFLOPS

GeForce RTX 4070 Max Q

VS

Mobility Radeon HD 3870

Graphics Card

Jan 2023

Release Date

Jun 2008

GeForce 40 Mobile

Generation

M8x

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

735 MHz

Base Clock

-

1230 MHz

Boost Clock

-

1750 MHz

Memory Clock

850 MHz

Memory

8GB

Memory Size

512MB

GDDR6

Memory Type

GDDR3

128bit

Memory Bus

256bit

224.0GB/s

Bandwidth

54.40GB/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

59.04 GPixel/s

Pixel Rate

10.56 GPixel/s

177.1 GTexel/s

Texture Rate

10.56 GTexel/s

11.34 TFLOPS

FP16 (half)

-

11.34 TFLOPS

FP32 (float)

422.4 GFLOPS

177.1 GFLOPS

FP64 (double)

84.48 GFLOPS

Board Design

35W

TDP

55W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

AD106

GPU Name

M88

GN21-X6

GPU Variant

-

Ada Lovelace

Architecture

TeraScale

TSMC

Foundry

TSMC

4 nm

Process Size

55 nm

Unknown

Transistors

0.666 billion

190 mm²

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

8.9

CUDA

-

6.7

Shader Model

4.1

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