NVIDIA GeForce 820M vs AMD Radeon HD 7870M

VS

NVIDIA GeForce 820M

AMD Radeon HD 7870M

We compared two Mobile platform GPUs: 2GB VRAM GeForce 820M and 2GB VRAM Radeon HD 7870M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 820M 's Advantages

Released 2 years and 11 months late

AMD Radeon HD 7870M 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 28.83GB/s)

256 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 820M

0.622 TFLOPS

Radeon HD 7870M +64%

1.024 TFLOPS

GeForce 820M

VS

Radeon HD 7870M

Graphics Card

Mar 2015

Release Date

Apr 2012

GeForce 800M

Generation

London

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

901 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

28.83GB/s

Bandwidth

64.00GB/s

Render Config

-

Compute Units

10

-

384

Shading Units

640

32

TMUs

40

16

ROPs

16

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

6.480 GPixel/s

Pixel Rate

12.80 GPixel/s

25.92 GTexel/s

Texture Rate

32.00 GTexel/s

-

622.1 GFLOPS

FP32 (float)

1024 GFLOPS

25.92 GFLOPS

FP64 (double)

64.00 GFLOPS

Board Design

45W

TDP

45W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GK107

GPU Name

Heathrow

-

GPU Variant

Heathrow XT (216-0835033)

Kepler

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.27 billion

Transistors

1.5 billion

118 mm²

Die Size

123 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.1

Vulkan

1.2

3.0

CUDA

-

5.1

Shader Model

5.1

Related GPU Comparisons

1

NVIDIA GeForce 820M vs AMD Radeon HD 6750M Mac Edition

2

NVIDIA GeForce 820M vs AMD Radeon RX 6800S

3

NVIDIA GeForce 820M vs AMD Radeon HD 7690M XT Rebrand

4

NVIDIA GeForce 820M vs AMD Radeon HD 7730M

5

NVIDIA GeForce 820M vs NVIDIA GeForce 310M

6

NVIDIA GeForce 820M vs AMD Radeon R5 A240

7

NVIDIA GeForce 820M vs NVIDIA GeForce GT 720A

8

NVIDIA GeForce 820M vs AMD Radeon E9390 PCIe

9

NVIDIA GeForce 820M vs NVIDIA GeForce GTX 1650 Max Q

10

NVIDIA GeForce 820M vs NVIDIA GeForce RTX 3050 Mobile Refresh 4 GB

Related News

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

World's First! Intel Arc B580 Graphics Card Arrives Early