ATI Mobility Radeon HD 3850 vs ATI HD 4870

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Aggregate performance score

We've compared Radeon HD 4870 with Mobility Radeon HD 3850, including specs and performance data.

ATI HD 4870
2008
1 GB GDDR5, 150 Watt
3.56
+424%

ATI HD 4870 outperforms ATI Mobility HD 3850 by a whopping 424% based on our aggregate benchmark results.

Primary details

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

Place in the ranking7211182
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.27no data
Power efficiency1.741.43
ArchitectureTeraScale (2005−2013)TeraScale (2005−2013)
GPU code nameRV770M88
Market segmentDesktopLaptop
Release date25 June 2008 (16 years ago)4 June 2008 (16 years ago)
Launch price (MSRP)$299 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 cores800320
Core clock speed750 MHz580 MHz
Number of transistors956 million666 million
Manufacturing process technology55 nm55 nm
Power consumption (TDP)150 Watt35 Watt
Texture fill rate30.009.280
Floating-point processing power1.2 TFLOPS0.3712 TFLOPS
ROPs1616
TMUs4016

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).

Laptop sizeno datalarge
InterfacePCIe 2.0 x16PCIe 2.0 x16
Length250 mmno data
Width2-slotno data
Supplementary power connectors2x 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 typeGDDR5GDDR3
Maximum RAM amount1 GB512 MB
Memory bus width256 Bit256 Bit
Memory clock speed900 MHz750 MHz
Memory bandwidth115.2 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 Connectors2x DVI, 1x S-VideoNo outputs

API compatibility

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

DirectX10.1 (10_1)10.1 (10_1)
Shader Model4.14.1
OpenGL3.33.3
OpenCL1.1N/A
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.

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 4−5
+0%
4−5
+0%
Call of Duty: Modern Warfare 3−4
+0%
3−4
+0%
Cyberpunk 2077 3−4
+0%
3−4
+0%
Far Cry New Dawn 1−2
+0%
1−2
+0%
Hitman 3 5−6
+0%
5−6
+0%
Horizon Zero Dawn 10−12
+0%
10−12
+0%
Red Dead Redemption 2 0−1 0−1
Shadow of the Tomb Raider 6−7
+0%
6−7
+0%
Watch Dogs: Legion 30−33
+0%
30−33
+0%

Full HD
High Preset

Assassin's Creed Odyssey 4−5
+0%
4−5
+0%
Call of Duty: Modern Warfare 3−4
+0%
3−4
+0%
Cyberpunk 2077 3−4
+0%
3−4
+0%
Far Cry New Dawn 1−2
+0%
1−2
+0%
Hitman 3 5−6
+0%
5−6
+0%
Horizon Zero Dawn 10−12
+0%
10−12
+0%
Red Dead Redemption 2 0−1 0−1
Shadow of the Tomb Raider 6−7
+0%
6−7
+0%
The Witcher 3: Wild Hunt 10−11
+0%
10−11
+0%
Watch Dogs: Legion 30−33
+0%
30−33
+0%

Full HD
Ultra Preset

Assassin's Creed Odyssey 4−5
+0%
4−5
+0%
Call of Duty: Modern Warfare 3−4
+0%
3−4
+0%
Cyberpunk 2077 3−4
+0%
3−4
+0%
Hitman 3 5−6
+0%
5−6
+0%
Horizon Zero Dawn 10−12
+0%
10−12
+0%
Shadow of the Tomb Raider 6−7
+0%
6−7
+0%
The Witcher 3: Wild Hunt 10−11
+0%
10−11
+0%
Watch Dogs: Legion 30−33
+0%
30−33
+0%

Full HD
Epic Preset

Red Dead Redemption 2 0−1 0−1

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
+0%
6−7
+0%
Horizon Zero Dawn 3−4
+0%
3−4
+0%
Watch Dogs: Legion 2−3
+0%
2−3
+0%

1440p
Epic Preset

Red Dead Redemption 2 3−4
+0%
3−4
+0%

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
+0%
2−3
+0%

All in all, in popular games:

  • there's a draw in 35 tests (100%)

Pros & cons summary


Performance score 3.56 0.68
Maximum RAM amount 1 GB 512 MB
Power consumption (TDP) 150 Watt 35 Watt

ATI HD 4870 has a 423.5% higher aggregate performance score, and a 100% higher maximum VRAM amount.

ATI Mobility HD 3850, on the other hand, has 328.6% lower power consumption.

The Radeon HD 4870 is our recommended choice as it beats the Mobility Radeon HD 3850 in performance tests.

Be aware that Radeon HD 4870 is a desktop card while Mobility Radeon HD 3850 is a notebook 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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ATI Radeon HD 4870
Radeon HD 4870
ATI Mobility Radeon HD 3850
Mobility Radeon HD 3850

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.


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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.