Radeon HD 6480G + HD 7450M Dual Graphics vs HD 8400

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Aggregate performance score

We've compared Radeon HD 8400 with Radeon HD 6480G + HD 7450M Dual Graphics, including specs and performance data.

HD 8400
2013
25 Watt
0.65

HD 6480G + HD 7450M Dual Graphics outperforms HD 8400 by an impressive 66% based on our aggregate benchmark results.

Primary details

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

Place in the ranking12471135
Place by popularitynot in top-100not in top-100
Power efficiency2.00no data
ArchitectureGCN 2.0 (2013−2017)Terascale 2 (2009−2015)
GPU code nameKalindino data
Market segmentDesktopLaptop
Release date23 November 2013 (12 years ago)8 February 2012 (14 years ago)

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 cores128400
Core clock speed400 MHz593 / 700 MHz
Number of transistors1,178 millionno data
Manufacturing process technology28 nm40 nm
Power consumption (TDP)25 Wattno data
Texture fill rate3.200no data
Floating-point processing power0.1024 TFLOPSno data
ROPs4no data
TMUs8no 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).

InterfaceIGPno data
WidthIGPno 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 typeSystem Sharedno data
Maximum RAM amountSystem Sharedno data
Memory bus widthSystem Shared64 Bit
Memory clock speedSystem Shared- / 1800 MHz
Shared memory++

Connectivity and outputs

This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.

Display ConnectorsNo outputsno data

API and SDK support

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

DirectX12 (12_0)11
Shader Model6.3no data
OpenGL4.6no data
OpenCL2.0no data
Vulkan1.2.131-

Synthetic benchmarks

Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.


Combined synthetic benchmark score

This is our combined benchmark score.

HD 8400 0.65
HD 6480G + HD 7450M Dual Graphics 1.08
+66.2%

3DMark 11 Performance GPU

3DMark 11 is an obsolete DirectX 11 benchmark by Futuremark. It used four tests based on two scenes, one being few submarines exploring the submerged wreck of a sunken ship, the other is an abandoned temple deep in the jungle. All the tests are heavy with volumetric lighting and tessellation, and despite being done in 1280x720 resolution, are relatively taxing. Discontinued in January 2020, 3DMark 11 is now superseded by Time Spy.

HD 8400 614
HD 6480G + HD 7450M Dual Graphics 977
+59.1%

3DMark Vantage Performance

3DMark Vantage is an outdated DirectX 10 benchmark using 1280x1024 screen resolution. It taxes the graphics card with two scenes, one depicting a girl escaping some militarized base located within a sea cave, the other displaying a space fleet attack on a defenseless planet. It was discontinued in April 2017, and Time Spy benchmark is now recommended to be used instead.

HD 8400 2013
HD 6480G + HD 7450M Dual Graphics 2899
+44%

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:

Full HD10
−60%
16−18
+60%

FPS performance in popular games

Full HD
Low

Cyberpunk 2077 1−2
−100%
2−3
+100%

Full HD
Medium

Cyberpunk 2077 1−2
−100%
2−3
+100%
Far Cry 5 0−1 2−3
Forza Horizon 4 5−6
−40%
7−8
+40%
PLAYERUNKNOWN'S BATTLEGROUNDS 8−9
−12.5%
9−10
+12.5%
Valorant 27−30
−14.3%
30−35
+14.3%

Full HD
High

Counter-Strike: Global Offensive 19
−36.8%
24−27
+36.8%
Cyberpunk 2077 1−2
−100%
2−3
+100%
Dota 2 9
−66.7%
14−16
+66.7%
Far Cry 5 0−1 2−3
Forza Horizon 4 5−6
−40%
7−8
+40%
Metro Exodus 0−1 1−2
PLAYERUNKNOWN'S BATTLEGROUNDS 8−9
−12.5%
9−10
+12.5%
The Witcher 3: Wild Hunt 6−7
+0%
6−7
+0%
Valorant 27−30
−14.3%
30−35
+14.3%

Full HD
Ultra

Cyberpunk 2077 1−2
−100%
2−3
+100%
Dota 2 8
−87.5%
14−16
+87.5%
Far Cry 5 0−1 2−3
Forza Horizon 4 5−6
−40%
7−8
+40%
PLAYERUNKNOWN'S BATTLEGROUNDS 8−9
−12.5%
9−10
+12.5%
The Witcher 3: Wild Hunt 6−7
+0%
6−7
+0%
Valorant 27−30
−14.3%
30−35
+14.3%

1440p
High

Counter-Strike 2 3−4
−33.3%
4−5
+33.3%
Counter-Strike: Global Offensive 3−4
−133%
7−8
+133%
PLAYERUNKNOWN'S BATTLEGROUNDS 7−8
−57.1%
10−12
+57.1%

1440p
Ultra

Forza Horizon 4 2−3
−50%
3−4
+50%
The Witcher 3: Wild Hunt 2−3
+0%
2−3
+0%

1440p
Epic

Fortnite 1−2
−100%
2−3
+100%

4K
High

Grand Theft Auto V 14−16
+0%
14−16
+0%
Valorant 3−4
−66.7%
5−6
+66.7%

4K
Ultra

PLAYERUNKNOWN'S BATTLEGROUNDS 2−3
+0%
2−3
+0%

4K
Epic

Fortnite 2−3
+0%
2−3
+0%

Full HD
Medium

Battlefield 5 0−1 0−1
Fortnite 2−3
+0%
2−3
+0%
Forza Horizon 5 1−2
+0%
1−2
+0%

Full HD
High

Battlefield 5 0−1 0−1
Fortnite 2−3
+0%
2−3
+0%
Forza Horizon 5 1−2
+0%
1−2
+0%

Full HD
Ultra

Battlefield 5 0−1 0−1

Full HD
Epic

Fortnite 2−3
+0%
2−3
+0%

1440p
High

Valorant 1−2
+0%
1−2
+0%

1440p
Ultra

Cyberpunk 2077 0−1 0−1
Far Cry 5 1−2
+0%
1−2
+0%

4K
Ultra

Dota 2 0−1 0−1

This is how HD 8400 and HD 6480G + HD 7450M Dual Graphics compete in popular games:

  • HD 6480G + HD 7450M Dual Graphics is 60% faster in 1080p

Here's the range of performance differences observed across popular games:

  • in Counter-Strike: Global Offensive, with 1440p resolution and the High Preset, the HD 6480G + HD 7450M Dual Graphics is 133% faster.

All in all, in popular games:

  • HD 6480G + HD 7450M Dual Graphics performs better in 22 tests (63%)
  • there's a draw in 13 tests (37%)

Pros & cons summary


Performance score 0.65 1.08
Recency 23 November 2013 8 February 2012
Chip lithography 28 nm 40 nm

HD 8400 has an age advantage of 1 year, and a 43% more advanced lithography process.

HD 6480G + HD 7450M Dual Graphics, on the other hand, has a 66% higher aggregate performance score.

The Radeon HD 6480G + HD 7450M Dual Graphics is our recommended choice as it beats the Radeon HD 8400 in performance tests.

Be aware that Radeon HD 8400 is a desktop graphics card while Radeon HD 6480G + HD 7450M Dual Graphics is a notebook one.

Other comparisons

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

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


2.8 156 votes

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3.3 8 votes

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