AMD Radeon HD 8870M vs NVIDIA GeForce RTX 4070 Max-Q

VS

AMD Radeon HD 8870M

NVIDIA GeForce RTX 4070 Max-Q

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8870M and 8GB VRAM GeForce RTX 4070 Max Q 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 9 years and 9 months late

Boost Clock has increased by 59% (1230MHz vs 775MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 72.00GB/s)

3968 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8870M

0.992 TFLOPS

GeForce RTX 4070 Max Q +1043%

11.34 TFLOPS

Radeon HD 8870M

VS

GeForce RTX 4070 Max Q

Graphics Card

Apr 2013

Release Date

Jan 2023

Solar System

Generation

GeForce 40 Mobile

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

725 MHz

Base Clock

735 MHz

775 MHz

Boost Clock

1230 MHz

1125 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

128bit

72.00GB/s

Bandwidth

224.0GB/s

Render Config

10

Compute Units

-

SM Count

36

640

Shading Units

4608

40

TMUs

144

16

ROPs

48

-

Tensor Cores

144

-

RT Cores

36

16 KB (per CU)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

32 MB

-

Theoretical Performance

12.40 GPixel/s

Pixel Rate

59.04 GPixel/s

31.00 GTexel/s

Texture Rate

177.1 GTexel/s

-

FP16 (half)

11.34 TFLOPS

992.0 GFLOPS

FP32 (float)

11.34 TFLOPS

62.00 GFLOPS

FP64 (double)

177.1 GFLOPS

Board Design

Unknown

TDP

35W

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

Venus

GPU Name

AD106

Venus XT (216-0846000)

GPU Variant

GN21-X6

GCN 1.0

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

28 nm

Process Size

4 nm

1.5 billion

Transistors

Unknown

123 mm²

Die Size

190 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

3.0

1.2.170

Vulkan

1.3

-

CUDA

8.9

6.5 (5.1)

Shader Model

6.7

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