AMD Radeon HD 8670M vs NVIDIA GeForce RTX 4070 Mobile

VS

AMD Radeon HD 8670M

NVIDIA GeForce RTX 4070 Mobile

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 8670M and 8GB VRAM GeForce RTX 4070 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4070 Mobile 's Advantages

Released 9 years and 10 months late

Boost Clock has increased by 74% (1695MHz vs 975MHz)

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (256.0GB/s vs 14.40GB/s)

4288 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8670M

0.624 TFLOPS

GeForce RTX 4070 Mobile +2403%

15.62 TFLOPS

Radeon HD 8670M

VS

GeForce RTX 4070 Mobile

Graphics Card

Mar 2013

Release Date

Jan 2023

Solar System

Generation

GeForce 40 Mobile

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

925 MHz

Base Clock

1395 MHz

975 MHz

Boost Clock

1695 MHz

900 MHz

Memory Clock

2000 MHz

Memory

1024MB

Memory Size

8GB

DDR3

Memory Type

GDDR6

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

256.0GB/s

Render Config

5

Compute Units

-

SM Count

36

320

Shading Units

4608

20

TMUs

144

8

ROPs

48

-

Tensor Cores

144

-

RT Cores

36

16 KB (per CU)

L1 Cache

128 KB (per SM)

128 KB

L2 Cache

32 MB

-

Theoretical Performance

7.800 GPixel/s

Pixel Rate

81.36 GPixel/s

19.50 GTexel/s

Texture Rate

244.1 GTexel/s

-

FP16 (half)

15.62 TFLOPS

624.0 GFLOPS

FP32 (float)

15.62 TFLOPS

39.00 GFLOPS

FP64 (double)

244.1 GFLOPS

Board Design

Unknown

TDP

115W

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

Sun

GPU Name

AD106

Sun S3 XT (216-0841009)

GPU Variant

GN21-X6

GCN 1.0

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

28 nm

Process Size

4 nm

0.69 billion

Transistors

Unknown

56 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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