NVIDIA GeForce RTX 5080 Mobile vs AMD Radeon E8870

VS

NVIDIA GeForce RTX 5080 Mobile

AMD Radeon E8870

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 5080 Mobile and 4GB VRAM Radeon E8870 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 9 years and 4 months late

Boost Clock2000MHz

More VRAM (16GB vs 4GB)

Larger VRAM bandwidth (1.01TB/s vs 96.00GB/s)

7424 additional rendering cores

AMD Radeon E8870 's Advantages

Lower TDP (75W vs 175W)

Score

Benchmark

FP32 (float)

GeForce RTX 5080 Mobile +2033%

32.77 TFLOPS

Radeon E8870

1.536 TFLOPS

GeForce RTX 5080 Mobile

VS

Radeon E8870

Graphics Card

Jan 2025

Release Date

Sep 2015

GeForce 50 Mobile

Generation

Embedded

Mobile

Type

Mobile

PCIe 5.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

1500 MHz

Base Clock

-

2000 MHz

Boost Clock

-

2500 MHz

Memory Clock

1500 MHz

Memory

16GB

Memory Size

4GB

GDDR7

Memory Type

GDDR5

256bit

Memory Bus

128bit

1.01TB/s

Bandwidth

96.00GB/s

Render Config

-

Compute Units

12

64

SM Count

-

8192

Shading Units

768

256

TMUs

48

96

ROPs

16

256

Tensor Cores

-

64

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

64 MB

L2 Cache

256 KB

-

Theoretical Performance

192.0 GPixel/s

Pixel Rate

16.00 GPixel/s

512.0 GTexel/s

Texture Rate

48.00 GTexel/s

32.77 TFLOPS

FP16 (half)

-

32.77 TFLOPS

FP32 (float)

1.536 TFLOPS

512.0 GFLOPS

FP64 (double)

96.00 GFLOPS

Board Design

175W

TDP

75W

550 W

Suggested PSU

-

1x HDMI 2.13x DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GB203

GPU Name

Saturn

-

GPU Variant

Saturn PRO

Blackwell 2.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

4 nm

Process Size

28 nm

Unknown

Transistors

2.08 billion

377 mm²

Die Size

160 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.0

1.3

Vulkan

1.2

10.1

CUDA

-

6.8

Shader Model

6.3

Related GPU Comparisons

1

NVIDIA GeForce RTX 5080 Mobile vs AMD Radeon R7 A260

2

NVIDIA GeForce RTX 5080 Mobile vs AMD Radeon R5 A320

3

NVIDIA GeForce RTX 5080 Mobile vs ATI Mobility Radeon HD 4530

4

NVIDIA GeForce RTX 5080 Mobile vs AMD Radeon R7 M370

5

NVIDIA GeForce RTX 5080 Mobile vs AMD Radeon HD 7850M

6

NVIDIA GeForce RTX 5080 Mobile vs ATI Mobility FireGL V5700

7

NVIDIA GeForce RTX 5080 Mobile vs NVIDIA GeForce RTX 3050 Max-Q Refresh

8

NVIDIA GeForce RTX 5080 Mobile vs AMD Radeon RX 5300M

9

NVIDIA GeForce RTX 5080 Mobile vs NVIDIA GeForce MX570

10

NVIDIA GeForce RTX 5080 Mobile vs AMD Radeon HD 7530M

Related News

1

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

2

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

3

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

4

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

5

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

6

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

7

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

8

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU

9

Cyberpunk 2077 Update 2.2: Intel Arrow Lake Gaming Performance Soars by 33%!

10

Intel Finally Achieves Frame Generation! 'F1 24' Becomes the First XeSS 2 Game