Radeon HD 6450 GDDR5 vs GeForce GT 620

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Aggregate performance score

We've compared GeForce GT 620 and Radeon HD 6450 GDDR5, covering specs and all relevant benchmarks.

GT 620
2012
1 GB DDR3, 49 Watt
0.97
+1%

GT 620 outperforms HD 6450 GDDR5 by a minimal 1% based on our aggregate benchmark results.

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking11191123
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.02no data
Power efficiency0.450.81
ArchitectureFermi (2010−2014)Terascale 2 (2009−2015)
GPU code nameGF108Caicos
Market segmentDesktopDesktop
Release date15 May 2012 (12 years ago)18 April 2011 (13 years ago)
Launch price (MSRP)$39.99 no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores96160
CUDA cores96no data
Core clock speed700 MHz750 MHz
Number of transistors585 millionno data
Manufacturing process technology40 nm40 nm
Power consumption (TDP)49 Watt27 Watt
Maximum GPU temperature98 °Cno data
Texture fill rate11.20no data
Floating-point processing power0.2688 TFLOPSno data
ROPs4no data
TMUs16no data

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Bus supportPCI Express 2.0no data
InterfacePCIe 2.0 x16no data
Length145 mmno data
Height2.7" (6.9 cm)no data
Width1-slotno data
Supplementary power connectorsNoneno data

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeDDR3GDDR5
Maximum RAM amount1 GB1 GB
Memory bus width64 Bit64 Bit
Memory clock speed1.8 GB/s900 MHz
Memory bandwidth14.4 GB/sno data
Shared memoryno data-

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display ConnectorsDual Link DVI-I, HDMI, VGAno data
Multi monitor support+no data
HDMI+-
HDCP+-
Maximum VGA resolution2048x1536no data
Audio input for HDMIInternalno data

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

3D Blu-Ray+-

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX12 (11_0)11
Shader Model5.1no data
OpenGL4.2no data
OpenCL1.1no data
VulkanN/A-
CUDA+-

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Average FPS across all PC games

Here are the average frames per second in a large set of popular games across different resolutions:

900p7−8
+0%
7
+0%
Full HD16−18
+0%
16
+0%
1200p5−6
+0%
5
+0%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 3−4
+0%
3−4
+0%

Full HD
Medium Preset

Assassin's Creed Odyssey 5−6
+0%
5−6
+0%
Call of Duty: Modern Warfare 4−5
+0%
4−5
+0%
Cyberpunk 2077 3−4
+0%
3−4
+0%
Far Cry 5 1−2
+0%
1−2
+0%
Far Cry New Dawn 2−3
+0%
2−3
+0%
Hitman 3 5−6
+0%
5−6
+0%
Horizon Zero Dawn 12−14
+0%
12−14
+0%
Red Dead Redemption 2 1−2
+0%
1−2
+0%
Shadow of the Tomb Raider 7−8
+0%
7−8
+0%
Watch Dogs: Legion 30−35
+0%
30−35
+0%

Full HD
High Preset

Assassin's Creed Odyssey 5−6
+0%
5−6
+0%
Call of Duty: Modern Warfare 4−5
+0%
4−5
+0%
Cyberpunk 2077 3−4
+0%
3−4
+0%
Far Cry 5 1−2
+0%
1−2
+0%
Far Cry New Dawn 2−3
+0%
2−3
+0%
Hitman 3 5−6
+0%
5−6
+0%
Horizon Zero Dawn 12−14
+0%
12−14
+0%
Red Dead Redemption 2 1−2
+0%
1−2
+0%
Shadow of the Tomb Raider 7−8
+0%
7−8
+0%
The Witcher 3: Wild Hunt 10−11
+0%
10−11
+0%
Watch Dogs: Legion 30−35
+0%
30−35
+0%

Full HD
Ultra Preset

Assassin's Creed Odyssey 5−6
+0%
5−6
+0%
Call of Duty: Modern Warfare 4−5
+0%
4−5
+0%
Cyberpunk 2077 3−4
+0%
3−4
+0%
Far Cry 5 1−2
+0%
1−2
+0%
Hitman 3 5−6
+0%
5−6
+0%
Horizon Zero Dawn 12−14
+0%
12−14
+0%
Shadow of the Tomb Raider 7−8
+0%
7−8
+0%
The Witcher 3: Wild Hunt 10−11
+0%
10−11
+0%
Watch Dogs: Legion 30−35
+0%
30−35
+0%

Full HD
Epic Preset

Red Dead Redemption 2 1−2
+0%
1−2
+0%

1440p
High Preset

Battlefield 5 1−2
+0%
1−2
+0%
Far Cry New Dawn 1−2
+0%
1−2
+0%

1440p
Ultra Preset

Assassin's Creed Odyssey 1−2
+0%
1−2
+0%
Cyberpunk 2077 1−2
+0%
1−2
+0%
Far Cry 5 1−2
+0%
1−2
+0%
Hitman 3 7−8
+0%
7−8
+0%
Horizon Zero Dawn 4−5
+0%
4−5
+0%
The Witcher 3: Wild Hunt 0−1 0−1
Watch Dogs: Legion 4−5
+0%
4−5
+0%

1440p
Epic Preset

Red Dead Redemption 2 3−4
+0%
3−4
+0%

4K
High Preset

Far Cry New Dawn 0−1 0−1

4K
Ultra Preset

Assassin's Creed Odyssey 1−2
+0%
1−2
+0%
Assassin's Creed Valhalla 0−1 0−1
Call of Duty: Modern Warfare 0−1 0−1
Far Cry 5 0−1 0−1

4K
Epic Preset

Red Dead Redemption 2 2−3
+0%
2−3
+0%

This is how GT 620 and HD 6450 GDDR5 compete in popular games:

  • A tie in 900p
  • A tie in 1080p
  • A tie in 1200p

All in all, in popular games:

  • there's a draw in 43 tests (100%)

Pros & cons summary


Performance score 0.97 0.96
Recency 15 May 2012 18 April 2011
Power consumption (TDP) 49 Watt 27 Watt

GT 620 has a 1% higher aggregate performance score, and an age advantage of 1 year.

HD 6450 GDDR5, on the other hand, has 81.5% lower power consumption.

Given the minimal performance differences, no clear winner can be declared between GeForce GT 620 and Radeon HD 6450 GDDR5.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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NVIDIA GeForce GT 620
GeForce GT 620
AMD Radeon HD 6450 GDDR5
Radeon HD 6450 GDDR5

Comparisons with similar GPUs

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Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


2.8 414 votes

Rate GeForce GT 620 on a scale of 1 to 5:

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3.4 24 votes

Rate Radeon HD 6450 GDDR5 on a scale of 1 to 5:

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Questions & comments

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