UHD Graphics 620 vs ATI Radeon HD 3850

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Aggregate performance score

We've compared Radeon HD 3850 with UHD Graphics 620, including specs and performance data.

ATI HD 3850
2007
1 GB GDDR3, 75 Watt
1.02

UHD Graphics 620 outperforms ATI HD 3850 by a whopping 162% based on our aggregate benchmark results.

Primary details

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

Place in the ranking1104810
Place by popularitynot in top-10027
Cost-effectiveness evaluation0.04no data
Power efficiency0.9312.20
ArchitectureTeraScale (2005−2013)Generation 9.5 (2016−2020)
GPU code nameRV670Kaby Lake GT2
Market segmentDesktopLaptop
Release date19 November 2007 (17 years ago)1 September 2017 (7 years ago)
Launch price (MSRP)$179 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 cores320192
Core clock speed668 MHz300 MHz
Boost clock speedno data1000 MHz
Number of transistors666 million189 million
Manufacturing process technology55 nm14 nm++
Power consumption (TDP)75 Watt15 Watt
Texture fill rate10.6924.00
Floating-point processing power0.4275 TFLOPS0.384 TFLOPS
ROPs163
TMUs1624

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 x16Ring Bus
Length208 mmno data
Width1-slotno data
Supplementary power connectors1x 6-pinno 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 typeGDDR3LPDDR3/DDR4
Maximum RAM amount1 GB32 GB
Memory bus width256 BitSystem Shared
Memory clock speed830 MHzSystem Shared
Memory bandwidth53.12 GB/sno data
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 Connectors2x DVI, 1x S-VideoPortable Device Dependent

Supported technologies

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

Quick Syncno data+

API compatibility

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

DirectX10.1 (10_1)12 (12_1)
Shader Model4.16.4
OpenGL3.34.6
OpenCLN/A3.0
VulkanN/A1.3

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.

ATI HD 3850 1.02
UHD Graphics 620 2.67
+162%

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.

ATI HD 3850 392
UHD Graphics 620 1030
+163%

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 HD4−5
−225%
13
+225%
1440p5−6
−200%
15
+200%
4K2−3
−250%
7
+250%

Cost per frame, $

1080p44.75no data
1440p35.80no data
4K89.50no data

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 6
+0%
6
+0%

Full HD
Medium Preset

Assassin's Creed Odyssey 8
+0%
8
+0%
Assassin's Creed Valhalla 0−1 0−1
Battlefield 5 8
+0%
8
+0%
Call of Duty: Modern Warfare 6
+0%
6
+0%
Cyberpunk 2077 5−6
+0%
5−6
+0%
Far Cry 5 5−6
+0%
5−6
+0%
Far Cry New Dawn 10
+0%
10
+0%
Forza Horizon 4 38
+0%
38
+0%
Hitman 3 7−8
+0%
7−8
+0%
Horizon Zero Dawn 40
+0%
40
+0%
Metro Exodus 2−3
+0%
2−3
+0%
Red Dead Redemption 2 9
+0%
9
+0%
Shadow of the Tomb Raider 15
+0%
15
+0%
Watch Dogs: Legion 30
+0%
30
+0%

Full HD
High Preset

Assassin's Creed Odyssey 9−10
+0%
9−10
+0%
Assassin's Creed Valhalla 0−1 0−1
Battlefield 5 4−5
+0%
4−5
+0%
Call of Duty: Modern Warfare 7−8
+0%
7−8
+0%
Cyberpunk 2077 5−6
+0%
5−6
+0%
Far Cry 5 5−6
+0%
5−6
+0%
Far Cry New Dawn 7−8
+0%
7−8
+0%
Forza Horizon 4 36
+0%
36
+0%
Hitman 3 7−8
+0%
7−8
+0%
Horizon Zero Dawn 34
+0%
34
+0%
Metro Exodus 2−3
+0%
2−3
+0%
Red Dead Redemption 2 6−7
+0%
6−7
+0%
Shadow of the Tomb Raider 11
+0%
11
+0%
The Witcher 3: Wild Hunt 14
+0%
14
+0%
Watch Dogs: Legion 35−40
+0%
35−40
+0%

Full HD
Ultra Preset

Assassin's Creed Odyssey 9−10
+0%
9−10
+0%
Assassin's Creed Valhalla 0−1 0−1
Call of Duty: Modern Warfare 7−8
+0%
7−8
+0%
Cyberpunk 2077 5−6
+0%
5−6
+0%
Far Cry 5 5−6
+0%
5−6
+0%
Forza Horizon 4 12−14
+0%
12−14
+0%
Hitman 3 7−8
+0%
7−8
+0%
Horizon Zero Dawn 5
+0%
5
+0%
Shadow of the Tomb Raider 14
+0%
14
+0%
The Witcher 3: Wild Hunt 3
+0%
3
+0%
Watch Dogs: Legion 35−40
+0%
35−40
+0%

Full HD
Epic Preset

Red Dead Redemption 2 6−7
+0%
6−7
+0%

1440p
High Preset

Battlefield 5 4−5
+0%
4−5
+0%
Far Cry New Dawn 4−5
+0%
4−5
+0%

1440p
Ultra Preset

Assassin's Creed Odyssey 2−3
+0%
2−3
+0%
Call of Duty: Modern Warfare 2−3
+0%
2−3
+0%
Cyberpunk 2077 1−2
+0%
1−2
+0%
Far Cry 5 3−4
+0%
3−4
+0%
Hitman 3 8−9
+0%
8−9
+0%
Horizon Zero Dawn 7−8
+0%
7−8
+0%
The Witcher 3: Wild Hunt 2−3
+0%
2−3
+0%
Watch Dogs: Legion 16−18
+0%
16−18
+0%

1440p
Epic Preset

Red Dead Redemption 2 6−7
+0%
6−7
+0%

4K
High Preset

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

4K
Ultra Preset

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

4K
Epic Preset

Red Dead Redemption 2 4−5
+0%
4−5
+0%

This is how ATI HD 3850 and UHD Graphics 620 compete in popular games:

  • UHD Graphics 620 is 225% faster in 1080p
  • UHD Graphics 620 is 200% faster in 1440p
  • UHD Graphics 620 is 250% faster in 4K

All in all, in popular games:

  • there's a draw in 57 tests (100%)

Pros & cons summary


Performance score 1.02 2.67
Recency 19 November 2007 1 September 2017
Maximum RAM amount 1 GB 32 GB
Chip lithography 55 nm 14 nm
Power consumption (TDP) 75 Watt 15 Watt

UHD Graphics 620 has a 161.8% higher aggregate performance score, an age advantage of 9 years, a 3100% higher maximum VRAM amount, a 292.9% more advanced lithography process, and 400% lower power consumption.

The UHD Graphics 620 is our recommended choice as it beats the Radeon HD 3850 in performance tests.

Be aware that Radeon HD 3850 is a desktop card while UHD Graphics 620 is a notebook one.


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

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


ATI Radeon HD 3850
Radeon HD 3850
Intel UHD Graphics 620
UHD Graphics 620

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.


3.4 206 votes

Rate Radeon HD 3850 on a scale of 1 to 5:

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3 4477 votes

Rate UHD Graphics 620 on a scale of 1 to 5:

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Questions & comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.