ATI Radeon HD 4670 vs HD 6450M

Aggregate performance score

We've compared Radeon HD 6450M with Radeon HD 4670, including specs and performance data.

HD 6450M
2011
1 GB DDR3
0.65

ATI HD 4670 outperforms HD 6450M by an impressive 51% based on our aggregate benchmark results.

Primary details

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

Place in the ranking11851106
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data0.01
Power efficiencyno data1.15
ArchitectureTeraScale 2 (2009−2015)TeraScale (2005−2013)
GPU code nameSeymourRV730
Market segmentLaptopDesktop
Release date4 January 2011 (13 years ago)10 September 2008 (16 years ago)
Launch price (MSRP)no data$67

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 cores160320
Core clock speed600 MHz750 MHz
Number of transistors370 million514 million
Manufacturing process technology40 nm55 nm
Power consumption (TDP)no data59 Watt
Texture fill rate4.80024.00
Floating-point processing power0.192 TFLOPS0.48 TFLOPS
ROPs48
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).

InterfacePCIe 2.0 x16PCIe 2.0 x16
Lengthno data193 mm
Widthno data1-slot
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 typeDDR3GDDR3
Maximum RAM amount1 GB512 MB
Memory bus width64 Bit128 Bit
Memory clock speed800 MHz1000 MHz
Memory bandwidth12.8 GB/s32 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 outputs2x DVI, 1x S-Video

API compatibility

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

DirectX11.2 (11_0)10.1 (10_1)
Shader Model5.04.1
OpenGL4.43.3
OpenCL1.21.1
VulkanN/AN/A

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 HD8
−50%
12−14
+50%

Cost per frame, $

1080pno data5.58

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 3−4
−33.3%
4−5
+33.3%

Full HD
Medium Preset

Assassin's Creed Odyssey 4−5
−50%
6−7
+50%
Call of Duty: Modern Warfare 3−4
−33.3%
4−5
+33.3%
Cyberpunk 2077 3−4
−33.3%
4−5
+33.3%
Far Cry New Dawn 1−2
+0%
1−2
+0%
Hitman 3 5−6
−40%
7−8
+40%
Horizon Zero Dawn 10−12
−45.5%
16−18
+45.5%
Shadow of the Tomb Raider 6−7
−50%
9−10
+50%
Watch Dogs: Legion 30−33
−50%
45−50
+50%

Full HD
High Preset

Assassin's Creed Odyssey 4−5
−50%
6−7
+50%
Call of Duty: Modern Warfare 3−4
−33.3%
4−5
+33.3%
Cyberpunk 2077 3−4
−33.3%
4−5
+33.3%
Far Cry New Dawn 1−2
+0%
1−2
+0%
Hitman 3 5−6
−40%
7−8
+40%
Horizon Zero Dawn 10−12
−45.5%
16−18
+45.5%
Shadow of the Tomb Raider 6−7
−50%
9−10
+50%
The Witcher 3: Wild Hunt 10−11
−40%
14−16
+40%
Watch Dogs: Legion 30−33
−50%
45−50
+50%

Full HD
Ultra Preset

Assassin's Creed Odyssey 4−5
−50%
6−7
+50%
Call of Duty: Modern Warfare 3−4
−33.3%
4−5
+33.3%
Cyberpunk 2077 3−4
−33.3%
4−5
+33.3%
Hitman 3 5−6
−40%
7−8
+40%
Horizon Zero Dawn 10−12
−45.5%
16−18
+45.5%
Shadow of the Tomb Raider 6−7
−50%
9−10
+50%
The Witcher 3: Wild Hunt 10−11
−40%
14−16
+40%
Watch Dogs: Legion 30−33
−50%
45−50
+50%

1440p
High Preset

Far Cry New Dawn 1−2
+0%
1−2
+0%

1440p
Ultra Preset

Assassin's Creed Odyssey 0−1 0−1
Cyberpunk 2077 1−2
+0%
1−2
+0%
Far Cry 5 1−2
+0%
1−2
+0%
Hitman 3 6−7
−50%
9−10
+50%
Horizon Zero Dawn 3−4
−33.3%
4−5
+33.3%
Watch Dogs: Legion 2−3
−50%
3−4
+50%

1440p
Epic Preset

Red Dead Redemption 2 3−4
−33.3%
4−5
+33.3%

4K
Ultra Preset

Assassin's Creed Odyssey 1−2
+0%
1−2
+0%
Assassin's Creed Valhalla 0−1 0−1

4K
Epic Preset

Red Dead Redemption 2 2−3
−50%
3−4
+50%

This is how HD 6450M and ATI HD 4670 compete in popular games:

  • ATI HD 4670 is 50% faster in 1080p

Pros & cons summary


Performance score 0.65 0.98
Recency 4 January 2011 10 September 2008
Maximum RAM amount 1 GB 512 MB
Chip lithography 40 nm 55 nm

HD 6450M has an age advantage of 2 years, a 100% higher maximum VRAM amount, and a 37.5% more advanced lithography process.

ATI HD 4670, on the other hand, has a 50.8% higher aggregate performance score.

The Radeon HD 4670 is our recommended choice as it beats the Radeon HD 6450M in performance tests.

Be aware that Radeon HD 6450M is a notebook card while Radeon HD 4670 is a desktop one.


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 6450M
Radeon HD 6450M
ATI Radeon HD 4670
Radeon HD 4670

Comparisons with similar GPUs

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Community ratings

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3.5 6 votes

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3.5 149 votes

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Questions & comments

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