NVIDIA GeForce RTX 4080 Mobile vs ATI Mobility Radeon HD 3870

VS

NVIDIA GeForce RTX 4080 Mobile ATI Mobility Radeon HD 3870

We compared two Mobile platform GPUs: 12GB VRAM GeForce RTX 4080 Mobile and 512MB VRAM Mobility Radeon HD 3870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4080 Mobile 's Advantages

Released 14 years and 7 months late

Boost Clock1665MHz

Larger VRAM bandwidth (432.0GB/s vs 54.40GB/s)

7104 additional rendering cores

ATI Mobility Radeon HD 3870 's Advantages

Lower TDP (55W vs 110W)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 Mobile +5757%

24.72 TFLOPS

Mobility Radeon HD 3870

0.422 TFLOPS

GeForce RTX 4080 Mobile

VS

Mobility Radeon HD 3870

Graphics Card

Jan 2023

Release Date

Jun 2008

GeForce 40 Mobile

Generation

M8x

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1290 MHz

Base Clock

-

1665 MHz

Boost Clock

-

2250 MHz

Memory Clock

850 MHz

Memory

12GB

Memory Size

512MB

GDDR6

Memory Type

GDDR3

192bit

Memory Bus

256bit

432.0GB/s

Bandwidth

54.40GB/s

Render Config

58

SM Count

-

Compute Units

4

7424

Shading Units

320

232

TMUs

16

80

ROPs

16

232

Tensor Cores

-

58

RT Cores

-

128 KB (per SM)

L1 Cache

-

48 MB

L2 Cache

256 KB

Theoretical Performance

133.2 GPixel/s

Pixel Rate

10.56 GPixel/s

386.3 GTexel/s

Texture Rate

10.56 GTexel/s

24.72 TFLOPS

FP16 (half)

-

24.72 TFLOPS

FP32 (float)

422.4 GFLOPS

386.3 GFLOPS

FP64 (double)

84.48 GFLOPS

Graphics Processor

AD104

GPU Name

M88

GN21-X9

GPU Variant

-

Ada Lovelace

Architecture

TeraScale

TSMC

Foundry

TSMC

4 nm

Process Size

55 nm

35.8 billion

Transistors

0.666 billion

295 mm²

Die Size

192 mm²

Board Design

110W

TDP

55W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

N/A

1.3

Vulkan

N/A

8.9

CUDA

-

6.7

Shader Model

4.1

Related GPU Comparisons

1

NVIDIA GeForce RTX 4080 Mobile vs NVIDIA RTX 3500 Mobile Ada Generation

2

NVIDIA GeForce RTX 4070 Mobile vs NVIDIA GeForce RTX 4080 Mobile

3

NVIDIA GeForce RTX 4070 vs NVIDIA GeForce RTX 4080 Mobile

4

NVIDIA GeForce RTX 4080 Mobile vs NVIDIA RTX 4000 Mobile Ada Generation

5

NVIDIA RTX 3000 Mobile Ada Generation vs NVIDIA GeForce RTX 4080 Mobile

6

NVIDIA GeForce RTX 4080 Mobile vs AMD FirePro M4150

7

NVIDIA GeForce RTX 4080 Mobile vs NVIDIA RTX 5000 Mobile Ada Generation

8

NVIDIA GeForce RTX 4080 Mobile vs NVIDIA GeForce RTX 2080 SUPER Max Q

9

NVIDIA GeForce RTX 4080 Mobile vs ATI Mobility Radeon HD 5450

10

NVIDIA GeForce RTX 4080 Mobile vs NVIDIA GeForce RTX 3070 Mobile

Related News

1

NVIDIA Grace CPU Benchmark Results Released, Stunning Performance

2

Minisforum Launches UM890 Pro Mini PC with R9 8945HS and Dual USB4 Ports

3

Does the Apple A18 Neural Engine Boast Superior Performance? Computational Power May Surpass M4 Chip

4

AMD's Commitment to Pioneering Each Generation with Cutting-Edge Process Technology and Continuous Innovation in Design, Packaging, and Assembly

5

NVIDIA to Ramp Up Orders and Add New Suppliers to Meet Explosive Demand for Blackwell Products

6

NVIDIA Informs Brands of Reduced Supply for RTX 40 Series GPUs

7

Only 3 Weeks Left! AMD Zen5 Launching Soon

8

Ilya Departs OpenAI to Launch New Company Aiming at Superintelligence!

9

Comprehensive Overview of AMD Ryzen 9000 Zen5 Desktop CPUs

10

Intel May Increase Base Frequencies for Arrow Lake-S / H / HX, High-End Chips to Reach 3GHz or Higher