Radeon HD 4890 and GeForce MX450 - video card comparison

Passmark - benchmark score Radeon HD 4890 vs GeForce MX450

Radeon HD 4890

1552

GeForce MX450

3845

Radeon HD 4890

GeForce MX450

Architecture

TeraScale (2005−2013)

Turing (2018−2021)

GPU code name

RV790

N17S-G5 / GP107-670-A1

Market segment

Desktop

Laptop

Release date

April 2009

August 2020

Interface

PCIe 2.0 x16

PCIe 4.0 x4

Supplementary power connectors

2x 6-pin

None

Boost clock speed

1575 MHz

Core clock speed

850 MHz

1395 MHz

Floating-point performance

1,360.0 gflops

Manufacturing process technology

55 nm

12 nm

Number of transistors

959 million

4,700 million

Pipelines / CUDA cores

800

896

Power consumption (TDP)

190 Watt

25 Watt (12 - 29 Watt TGP)

Texture fill rate

34.00

100.8

Memory type

GDDR5

GDDR5, GDDR6

Maximum RAM amount

1 GB

2 GB

Memory bus width

256 Bit

64 Bit

Memory clock speed

3900 MHz

10000 MHz

Memory bandwidth

124.8 GB/s

64.03 GB/s

Shared memory

Display Connectors

2x DVI, 1x S-Video

No outputs

DirectX

10.1 (10_1)

12 (12_1)

CUDA

7.5

OpenCL

1.1

1.2

OpenGL

3.3

4.6

Shader Model

4.1

6.5

Vulkan

N/A

1.2

Optimus