AMD Radeon HD 8770M vs NVIDIA GeForce RTX 5080 Mobile

VS

AMD Radeon HD 8770M

NVIDIA GeForce RTX 5080 Mobile

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8770M and 16GB VRAM GeForce RTX 5080 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 5080 Mobile 's Advantages

Released 11 years and 9 months late

Boost Clock has increased by 142% (2000MHz vs 825MHz)

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (1.01TB/s vs 72.00GB/s)

7808 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8770M

0.633 TFLOPS

GeForce RTX 5080 Mobile +5076%

32.77 TFLOPS

Radeon HD 8770M

VS

GeForce RTX 5080 Mobile

Graphics Card

Apr 2013

Release Date

Jan 2025

Solar System

Generation

GeForce 50 Mobile

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 5.0 x16

Clock Speeds

775 MHz

Base Clock

1500 MHz

825 MHz

Boost Clock

2000 MHz

1125 MHz

Memory Clock

2500 MHz

Memory

2GB

Memory Size

16GB

GDDR5

Memory Type

GDDR7

128bit

Memory Bus

256bit

72.00GB/s

Bandwidth

1.01TB/s

Render Config

6

Compute Units

-

SM Count

64

384

Shading Units

8192

24

TMUs

256

8

ROPs

96

-

Tensor Cores

256

-

RT Cores

64

16 KB (per CU)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

64 MB

-

Theoretical Performance

6.600 GPixel/s

Pixel Rate

192.0 GPixel/s

19.80 GTexel/s

Texture Rate

512.0 GTexel/s

-

FP16 (half)

32.77 TFLOPS

633.6 GFLOPS

FP32 (float)

32.77 TFLOPS

39.60 GFLOPS

FP64 (double)

512.0 GFLOPS

Board Design

Unknown

TDP

175W

-

Suggested PSU

550 W

Portable Device Dependent

Outputs

1x HDMI 2.13x DisplayPort 1.4a

-

Power Connectors

None

Graphics Processor

Mars

GPU Name

GB203

Mars S3 XT (216-0842018)

GPU Variant

-

GCN 1.0

Architecture

Blackwell 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

4 nm

0.95 billion

Transistors

Unknown

77 mm²

Die Size

377 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

10.1

6.5 (5.1)

Shader Model

6.8

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