NVIDIA GeForce RTX 2080 Mobile vs AMD Radeon HD 7850M

VS

NVIDIA GeForce RTX 2080 Mobile

AMD Radeon HD 7850M

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 2080 Mobile and 2GB VRAM Radeon HD 7850M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 2080 Mobile 's Advantages

Released 6 years and 9 months late

Boost Clock1590MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (448.0GB/s vs 64.00GB/s)

2304 additional rendering cores

AMD Radeon HD 7850M 's Advantages

Lower TDP (40W vs 150W)

Score

Benchmark

FP32 (float)

GeForce RTX 2080 Mobile +983%

9.362 TFLOPS

Radeon HD 7850M

0.864 TFLOPS

GeForce RTX 2080 Mobile

VS

Radeon HD 7850M

Graphics Card

Jan 2019

Release Date

Apr 2012

GeForce 20 Mobile

Generation

London

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1380 MHz

Base Clock

-

1590 MHz

Boost Clock

-

1750 MHz

Memory Clock

1000 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

128bit

448.0GB/s

Bandwidth

64.00GB/s

Render Config

-

Compute Units

10

46

SM Count

-

2944

Shading Units

640

184

TMUs

40

64

ROPs

16

368

Tensor Cores

-

46

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

256 KB

-

Theoretical Performance

101.8 GPixel/s

Pixel Rate

10.80 GPixel/s

292.6 GTexel/s

Texture Rate

27.00 GTexel/s

18.72 TFLOPS

FP16 (half)

-

9.362 TFLOPS

FP32 (float)

864.0 GFLOPS

292.6 GFLOPS

FP64 (double)

54.00 GFLOPS

Board Design

150W

TDP

40W

-

No outputs

Outputs

No outputs

-

Graphics Processor

TU104

GPU Name

Heathrow

N18E-G3-A1

GPU Variant

Heathrow PRO

Turing

Architecture

GCN 1.0

TSMC

Foundry

TSMC

12 nm

Process Size

28 nm

13.6 billion

Transistors

1.5 billion

545 mm²

Die Size

123 mm²

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

7.5

CUDA

-

6.6

Shader Model

5.1

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