AMD Radeon HD 6770M vs NVIDIA GeForce RTX 4090 Mobile

VS

AMD Radeon HD 6770M NVIDIA GeForce RTX 4090 Mobile

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6770M and 16GB VRAM GeForce RTX 4090 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6770M 's Advantages

Lower TDP (35W vs 120W)

NVIDIA GeForce RTX 4090 Mobile 's Advantages

Released 12 years late

Boost Clock1695MHz

More VRAM (16GB vs 1GB)

Larger VRAM bandwidth (576.0GB/s vs 57.60GB/s)

9248 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6770M

0.696 TFLOPS

GeForce RTX 4090 Mobile +4638%

32.98 TFLOPS

Radeon HD 6770M

VS

GeForce RTX 4090 Mobile

Graphics Card

Jan 2011

Release Date

Jan 2023

Vancouver

Generation

GeForce 40 Mobile

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1335 MHz

-

Boost Clock

1695 MHz

900 MHz

Memory Clock

2250 MHz

Memory

1024MB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

256bit

57.60GB/s

Bandwidth

576.0GB/s

Render Config

-

SM Count

76

6

Compute Units

-

480

Shading Units

9728

24

TMUs

304

8

ROPs

112

-

Tensor Cores

304

-

RT Cores

76

8 KB (per CU)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

64 MB

Theoretical Performance

5.800 GPixel/s

Pixel Rate

189.8 GPixel/s

17.40 GTexel/s

Texture Rate

515.3 GTexel/s

-

FP16 (half)

32.98 TFLOPS

696.0 GFLOPS

FP32 (float)

32.98 TFLOPS

-

FP64 (double)

515.3 GFLOPS

Graphics Processor

Whistler

GPU Name

AD103

Whistler XT (216-0810001)

GPU Variant

GN21-X11

TeraScale 2

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

40 nm

Process Size

4 nm

0.716 billion

Transistors

45.9 billion

104 mm²

Die Size

379 mm²

Board Design

35W

TDP

120W

-

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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