Radeon 540X vs HD 7450A

Aggregate performance score

We've compared Radeon HD 7450A and Radeon 540X, covering specs and all relevant benchmarks.

HD 7450A
2012
512 MB GDDR3, 25 Watt
0.75

540X outperforms HD 7450A by a whopping 396% based on our aggregate benchmark results.

Primary details

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

Place in the ranking1151701
Place by popularitynot in top-100not in top-100
Power efficiency2.085.15
ArchitectureTeraScale 2 (2009−2015)GCN 4.0 (2016−2020)
GPU code nameCaicosLexa
Market segmentLaptopLaptop
Release date5 January 2012 (12 years ago)5 September 2018 (6 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 cores160512
Core clock speed625 MHz980 MHz
Boost clock speedno data1046 MHz
Number of transistors370 million2,200 million
Manufacturing process technology40 nm14 nm
Power consumption (TDP)25 Watt50 Watt
Texture fill rate5.00033.47
Floating-point processing power0.2 TFLOPS1.071 TFLOPS
ROPs416
TMUs832

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).

InterfaceMXM-A (3.0)PCIe 3.0 x8
Supplementary power connectorsno dataNone

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 typeGDDR3GDDR5
Maximum RAM amount512 MB2 GB
Memory bus width64 Bit64 Bit
Memory clock speed800 MHz1500 MHz
Memory bandwidth12.8 GB/s48 GB/s
Shared memory--

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 ConnectorsNo outputsNo outputs

API compatibility

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

DirectX11.2 (11_0)12 (12_0)
Shader Model5.06.4
OpenGL4.44.6
OpenCL1.22.0
VulkanN/A1.2.131

Synthetic benchmark performance

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. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

HD 7450A 0.75
Radeon 540X 3.72
+396%

Passmark

This is the most ubiquitous GPU benchmark. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.

HD 7450A 288
Radeon 540X 1437
+399%

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 HD3−4
−533%
19
+533%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 9
+0%
9
+0%

Full HD
Medium Preset

Assassin's Creed Odyssey 16
+0%
16
+0%
Assassin's Creed Valhalla 12
+0%
12
+0%
Battlefield 5 8−9
+0%
8−9
+0%
Call of Duty: Modern Warfare 8−9
+0%
8−9
+0%
Cyberpunk 2077 7−8
+0%
7−8
+0%
Far Cry 5 7−8
+0%
7−8
+0%
Far Cry New Dawn 10−11
+0%
10−11
+0%
Forza Horizon 4 21−24
+0%
21−24
+0%
Hitman 3 11
+0%
11
+0%
Horizon Zero Dawn 24−27
+0%
24−27
+0%
Metro Exodus 23
+0%
23
+0%
Red Dead Redemption 2 19
+0%
19
+0%
Shadow of the Tomb Raider 14−16
+0%
14−16
+0%
Watch Dogs: Legion 40−45
+0%
40−45
+0%

Full HD
High Preset

Assassin's Creed Odyssey 10−12
+0%
10−12
+0%
Assassin's Creed Valhalla 3−4
+0%
3−4
+0%
Battlefield 5 8−9
+0%
8−9
+0%
Call of Duty: Modern Warfare 8−9
+0%
8−9
+0%
Cyberpunk 2077 7−8
+0%
7−8
+0%
Far Cry 5 7−8
+0%
7−8
+0%
Far Cry New Dawn 10−11
+0%
10−11
+0%
Forza Horizon 4 21−24
+0%
21−24
+0%
Hitman 3 9−10
+0%
9−10
+0%
Horizon Zero Dawn 24−27
+0%
24−27
+0%
Metro Exodus 17
+0%
17
+0%
Red Dead Redemption 2 14
+0%
14
+0%
Shadow of the Tomb Raider 20
+0%
20
+0%
The Witcher 3: Wild Hunt 14−16
+0%
14−16
+0%
Watch Dogs: Legion 40−45
+0%
40−45
+0%

Full HD
Ultra Preset

Assassin's Creed Odyssey 10−12
+0%
10−12
+0%
Assassin's Creed Valhalla 3−4
+0%
3−4
+0%
Call of Duty: Modern Warfare 8−9
+0%
8−9
+0%
Cyberpunk 2077 7−8
+0%
7−8
+0%
Far Cry 5 7−8
+0%
7−8
+0%
Forza Horizon 4 21−24
+0%
21−24
+0%
Hitman 3 9−10
+0%
9−10
+0%
Horizon Zero Dawn 24−27
+0%
24−27
+0%
Shadow of the Tomb Raider 17
+0%
17
+0%
The Witcher 3: Wild Hunt 10
+0%
10
+0%
Watch Dogs: Legion 40−45
+0%
40−45
+0%

Full HD
Epic Preset

Red Dead Redemption 2 12
+0%
12
+0%

1440p
High Preset

Battlefield 5 7−8
+0%
7−8
+0%
Far Cry New Dawn 6−7
+0%
6−7
+0%

1440p
Ultra Preset

Assassin's Creed Odyssey 3−4
+0%
3−4
+0%
Call of Duty: Modern Warfare 3−4
+0%
3−4
+0%
Cyberpunk 2077 2−3
+0%
2−3
+0%
Far Cry 5 4−5
+0%
4−5
+0%
Forza Horizon 4 3−4
+0%
3−4
+0%
Hitman 3 8−9
+0%
8−9
+0%
Horizon Zero Dawn 9−10
+0%
9−10
+0%
The Witcher 3: Wild Hunt 3−4
+0%
3−4
+0%
Watch Dogs: Legion 21−24
+0%
21−24
+0%

1440p
Epic Preset

Red Dead Redemption 2 7−8
+0%
7−8
+0%

4K
High Preset

Battlefield 5 2−3
+0%
2−3
+0%
Far Cry New Dawn 2−3
+0%
2−3
+0%
Metro Exodus 0−1 0−1

4K
Ultra Preset

Assassin's Creed Odyssey 3−4
+0%
3−4
+0%
Assassin's Creed Valhalla 2−3
+0%
2−3
+0%
Call of Duty: Modern Warfare 1−2
+0%
1−2
+0%
Cyberpunk 2077 0−1 0−1
Far Cry 5 2−3
+0%
2−3
+0%
Forza Horizon 4 2−3
+0%
2−3
+0%
Watch Dogs: Legion 1−2
+0%
1−2
+0%

4K
Epic Preset

Red Dead Redemption 2 5−6
+0%
5−6
+0%

This is how HD 7450A and Radeon 540X compete in popular games:

  • Radeon 540X is 533% faster in 1080p

All in all, in popular games:

  • there's a draw in 63 tests (100%)

Pros & cons summary


Performance score 0.75 3.72
Recency 5 January 2012 5 September 2018
Maximum RAM amount 512 MB 2 GB
Chip lithography 40 nm 14 nm
Power consumption (TDP) 25 Watt 50 Watt

HD 7450A has 100% lower power consumption.

Radeon 540X, on the other hand, has a 396% higher aggregate performance score, an age advantage of 6 years, a 300% higher maximum VRAM amount, and a 185.7% more advanced lithography process.

The Radeon 540X is our recommended choice as it beats the Radeon HD 7450A in performance tests.


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

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AMD Radeon HD 7450A
Radeon HD 7450A
AMD Radeon 540X
Radeon 540X

Comparisons with similar GPUs

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.


4.3 6 votes

Rate Radeon HD 7450A on a scale of 1 to 5:

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3.8 316 votes

Rate Radeon 540X on a scale of 1 to 5:

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Questions & comments

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