ATI Mobility Radeon HD 3850 X2 vs NVIDIA GeForce 620M

VS

ATI Mobility Radeon HD 3850 X2

NVIDIA GeForce 620M

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 3850 X2 and 1024MB VRAM GeForce 620M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 3850 X2 's Advantages

Larger VRAM bandwidth (48.00GB/s vs 14.40GB/s)

224 additional rendering cores

NVIDIA GeForce 620M 's Advantages

Released 3 years and 9 months late

More VRAM (1024GB vs 512GB)

Lower TDP (15W vs 70W)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 3850 X2 +54%

0.371 TFLOPS

GeForce 620M

0.24 TFLOPS

Mobility Radeon HD 3850 X2

VS

GeForce 620M

Graphics Card

Jun 2008

Release Date

Mar 2012

M8x

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

750 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

DDR3

256bit

Memory Bus

64bit

48.00GB/s

Bandwidth

14.40GB/s

Render Config

4

Compute Units

-

SM Count

2

320

Shading Units

96

16

TMUs

16

ROPs

8

-

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

9.280 GPixel/s

Pixel Rate

2.500 GPixel/s

9.280 GTexel/s

Texture Rate

10.00 GTexel/s

-

371.2 GFLOPS

FP32 (float)

240.0 GFLOPS

74.24 GFLOPS

FP64 (double)

20.00 GFLOPS

Board Design

70W

TDP

15W

-

No outputs

Outputs

No outputs

-

Graphics Processor

M88

GPU Name

GF117

-

GPU Variant

N13P-GLP

TeraScale

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.666 billion

Transistors

0.585 billion

192 mm²

Die Size

116 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_0)

3.3

OpenGL

4.6

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

4.1

Shader Model

5.1

Related GPU Comparisons

1

ATI Mobility Radeon HD 3850 X2 vs NVIDIA GeForce GT 745A

2

ATI Mobility Radeon HD 3850 X2 vs Intel Arc A530M

3

ATI Mobility Radeon HD 3850 X2 vs NVIDIA RTX 2000 Max-Q Ada Generation

4

ATI Mobility Radeon HD 3850 X2 vs NVIDIA NVS 5400M

5

ATI Mobility Radeon HD 3850 X2 vs NVIDIA GeForce GT 820M

6

ATI Mobility Radeon HD 3850 X2 vs NVIDIA GeForce GTX 1050 Mobile 3 GB

7

ATI Mobility Radeon HD 3850 X2 vs AMD Radeon HD 7570M

8

ATI Mobility Radeon HD 3850 X2 vs NVIDIA GeForce RTX 3050 Ti Max-Q

9

ATI Mobility Radeon HD 3850 X2 vs NVIDIA GeForce GTX 780M

10

ATI Mobility Radeon HD 3850 X2 vs NVIDIA GeForce MX130

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