Radeon HD 3870: specs and benchmarks


Aggregated performance score

Radeon HD 3870 provides poor gaming and benchmark performance at 1.43% of a leader's which is GeForce RTX 4090.

RTX 4090GeForce RTX4090


ATI started Radeon HD 3870 sales 19 November 2007 at a recommended price of $269 . This is a TeraScale architecture desktop card based on 55 nm manufacturing process and primarily aimed at office use. 512 MB of GDDR4 memory clocked at 2.25 GHz are supplied, and together with 256 Bit memory interface this creates a bandwidth of 72.06 GB/s.

Compatibility-wise, this is dual-slot card attached via PCIe 2.0 x16 interface. Its manufacturer default version has a length of 241 mm. 1x 6-pin power connector is required, and power consumption is at 106 Watt.

Primary details

Some basic facts about Radeon HD 3870: architecture, market segment, release date etc.

Place in performance ranking948
Place by popularitynot in top-100
Cost-effectiveness evaluation0.03
ArchitectureTeraScale (2005−2013)
GPU code nameRV670
Market segmentDesktop
Release date19 November 2007 (16 years ago)
Launch price (MSRP)$269
Current price$195 (0.7x MSRP)of 168889 (A100 PCIe 80 GB)

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

Detailed specifications

Radeon HD 3870's specs such as number of shaders, GPU base clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of Radeon HD 3870's performance, but for precise assessment you have to consider its benchmark and gaming test results.

Pipelines / CUDA cores320of 20480 (Data Center GPU Max NEXT)
Core clock speed777 MHzof 2610 (Radeon RX 6500 XT)
Number of transistors666 millionof 14400 (GeForce GTX 1080 SLI Mobile)
Manufacturing process technology55 nmof 4 (H100 PCIe)
Power consumption (TDP)106 Wattof 2400 (Data Center GPU Max Subsystem)
Texture fill rate12.43of 969.9 (H100 SXM5 96 GB)
Floating-point performance497.3 gflopsof 16384 (Radeon Pro Duo)

Form factor & compatibility

This section provides details about the physical dimensions of Radeon HD 3870 and its compatibility with other computer components. This information is useful when selecting a computer configuration or upgrading an existing one. For desktop graphics cards, it includes details about the interface and bus (for motherboard compatibility) and additional power connectors (for power supply compatibility).

InterfacePCIe 2.0 x16
Length241 mm
Supplementary power connectors1x 6-pin

VRAM capacity and type

Parameters of memory installed on Radeon HD 3870: its type, size, bus, clock and resulting bandwidth. Note that GPUs integrated into processors have no dedicated memory and use a shared part of system RAM instead.

Memory typeGDDR4
Maximum RAM amount512 MBof 192 (Radeon Instinct MI300X)
Memory bus width256 Bitof 8192 (Radeon Instinct MI250X)
Memory clock speed2252 MHzof 23000 (GeForce RTX 4080 SUPER)
Memory bandwidth72.06 GB/sof 3276 (Aldebaran)

Connectivity and outputs

Types and number of video connectors present on Radeon HD 3870. As a rule, this section is relevant only for desktop reference graphics cards, since for notebook ones the availability of certain video outputs depends on the laptop model, while non-reference desktop models can (though not necessarily will) bear a different set of video ports.

Display Connectors2x DVI, 1x S-Video

API compatibility

APIs supported by Radeon HD 3870, sometimes including their particular versions.

DirectX10.1 (10_1)
Shader Model4.1
OpenGL3.3of 4.6 (GeForce GTX 1080 Mobile)

Benchmark performance

Synthetic benchmark performance of Radeon HD 3870. The combined score is measured on a 0-100 point scale.

Combined synthetic benchmark score

This is our combined benchmark performance 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 3870 1.43


This is the most ubiquitous GPU benchmark, part of Passmark PerformanceTest suite. 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.

Benchmark coverage: 25%

ATI HD 3870 555

Gaming performance

Let's see how good Radeon HD 3870 is for gaming. Particular gaming benchmark results are measured in frames per second. Comparisons with game system requirements are included, but remember that sometimes official requirements may reflect reality inaccurately.

Closest competitors

Radeon HD 3870's performance relative to its closest rivals among desktop graphics cards.

GF117 100
Radeon HD 3870 100

NVIDIA equivalent

According to our data, the closest NVIDIA alternative to Radeon HD 3870 is GeForce 820A, which is nearly equal in speed and higher by 1 position in our ranking.

GeForce 820AGeForce820A

Here are some closest NVIDIA rivals to Radeon HD 3870:

GF117 100
Radeon HD 3870 100

Similar GPUs

Here is our recommendation of several graphics cards that are more or less close in performance to the one reviewed.

8800 GTS 512GeForce8800 GTS 512
8800 GTXGeForce8800 GTX
GTS 250GeForce GTS250
9800 GTX+GeForce9800 GTX+
9600 GTGeForce9600 GT
ATI HD 2900 PRORadeon HD2900 PRO

Recommended processors

These processors are most commonly used with Radeon HD 3870 according to our statistics.

Community ratings

Here you can see the user rating of the graphics card, as well as rate it yourself.

3.7 121 vote

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Questions & comments

Here you can ask a question about Radeon HD 3870, agree or disagree with our judgements, or report an error or mismatch.