AMD Radeon HD 6870M vs NVIDIA GeForce RTX 4070 Max-Q

VS

AMD Radeon HD 6870M NVIDIA GeForce RTX 4070 Max-Q

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6870M 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 12 years late

Boost Clock1230MHz

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (224.0GB/s vs 64.00GB/s)

3808 additional rendering cores

Lower TDP (35W vs 50W)

Score

Benchmark

FP32 (float)

Radeon HD 6870M

1.08 TFLOPS

GeForce RTX 4070 Max Q +950%

11.34 TFLOPS

Radeon HD 6870M

VS

GeForce RTX 4070 Max Q

Graphics Card

Jan 2011

Release Date

Jan 2023

Vancouver

Generation

GeForce 40 Mobile

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

735 MHz

-

Boost Clock

1230 MHz

1000 MHz

Memory Clock

1750 MHz

Memory

1024MB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

224.0GB/s

Render Config

-

SM Count

36

10

Compute Units

-

800

Shading Units

4608

40

TMUs

144

16

ROPs

48

-

Tensor Cores

144

-

RT Cores

36

8 KB (per CU)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

32 MB

Theoretical Performance

10.80 GPixel/s

Pixel Rate

59.04 GPixel/s

27.00 GTexel/s

Texture Rate

177.1 GTexel/s

-

FP16 (half)

11.34 TFLOPS

1080 GFLOPS

FP32 (float)

11.34 TFLOPS

-

FP64 (double)

177.1 GFLOPS

Graphics Processor

Granville

GPU Name

AD106

Granville XT (216-0769024)

GPU Variant

GN21-X6

TeraScale 2

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

40 nm

Process Size

4 nm

1.04 billion

Transistors

Unknown

166 mm²

Die Size

190 mm²

Board Design

50W

TDP

35W

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

8.9

5.0

Shader Model

6.7

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