NVIDIA GeForce RTX 4070 Mobile vs AMD Radeon HD 7770M

VS

NVIDIA GeForce RTX 4070 Mobile AMD Radeon HD 7770M

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 4070 Mobile and 1024MB VRAM Radeon HD 7770M 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 10 years and 9 months late

Boost Clock1695MHz

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (256.0GB/s vs 64.00GB/s)

4096 additional rendering cores

AMD Radeon HD 7770M 's Advantages

Lower TDP (32W vs 115W)

Score

Benchmark

FP32 (float)

GeForce RTX 4070 Mobile +2160%

15.62 TFLOPS

Radeon HD 7770M

0.691 TFLOPS

GeForce RTX 4070 Mobile

VS

Radeon HD 7770M

Graphics Card

Jan 2023

Release Date

Apr 2012

GeForce 40 Mobile

Generation

London

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1395 MHz

Base Clock

-

1695 MHz

Boost Clock

-

2000 MHz

Memory Clock

1000 MHz

Memory

8GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

128bit

256.0GB/s

Bandwidth

64.00GB/s

Render Config

36

SM Count

-

Compute Units

8

4608

Shading Units

512

144

TMUs

32

48

ROPs

16

144

Tensor Cores

-

36

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

32 MB

L2 Cache

256 KB

Theoretical Performance

81.36 GPixel/s

Pixel Rate

10.80 GPixel/s

244.1 GTexel/s

Texture Rate

21.60 GTexel/s

15.62 TFLOPS

FP16 (half)

-

15.62 TFLOPS

FP32 (float)

691.2 GFLOPS

244.1 GFLOPS

FP64 (double)

43.20 GFLOPS

Graphics Processor

AD106

GPU Name

Chelsea

GN21-X6

GPU Variant

Chelsea XT

Ada Lovelace

Architecture

GCN 1.0

TSMC

Foundry

TSMC

4 nm

Process Size

28 nm

Unknown

Transistors

1.5 billion

190 mm²

Die Size

123 mm²

Board Design

115W

TDP

32W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

8.9

CUDA

-

6.7

Shader Model

5.1

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