Radeon HD 4870 X2: specs and benchmarks


Aggregate performance score

Radeon HD 4870 X2 provides poor gaming and benchmark performance at 3.39% of a leader's which is GeForce RTX 4090.


ATI started Radeon HD 4870 X2 sales 12 August 2008 at a recommended price of $550 . This is a TeraScale architecture desktop card based on 55 nm manufacturing process and primarily aimed at office use. 1 GB of GDDR5 memory clocked at 3.6 GHz are supplied, and together with 256 Bit memory interface this creates a bandwidth of 115.2 GB/s.

Compatibility-wise, this is dual-slot card attached via PCIe 2.0 x16 interface. Its manufacturer default version has a length of 267 mm. One 6-pin and one 8-pin connectors are required, and power consumption is at 286 Watt.

Primary details

Some basic facts about Radeon HD 4870 X2: architecture, market segment, release date etc.

Place in performance ranking699
Place by popularitynot in top-100
Cost-effectiveness evaluation0.20
ArchitectureTeraScale (2005−2013)
GPU code nameR700
Market segmentDesktop
Release date12 August 2008 (15 years ago)
Launch price (MSRP)$550

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

Detailed specifications

Radeon HD 4870 X2's specs such as number of shaders, GPU base clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of Radeon HD 4870 X2's performance, but for precise assessment you have to consider its benchmark and gaming test results.

Pipelines / CUDA cores800of 20480 (Data Center GPU Max NEXT)
Core clock speed700 MHzof 2610 (Radeon RX 6500 XT)
Number of transistors956 millionof 14400 (GeForce GTX 1080 SLI Mobile)
Manufacturing process technology55 nmof 4 (H100 PCIe)
Power consumption (TDP)286 Wattof 2400 (Data Center GPU Max Subsystem)
Texture fill rate28.00of 969.9 (H100 SXM5 96 GB)
Floating-point performance2x 1,120.0 gflopsof 16384 (Radeon Pro Duo)

Form factor & compatibility

This section provides details about the physical dimensions of Radeon HD 4870 X2 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
Length267 mm
Supplementary power connectors1x 6-pin + 1x 8-pin

VRAM capacity and type

Parameters of memory installed on Radeon HD 4870 X2: 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 typeGDDR5
Maximum RAM amount1 GBof 192 (Radeon Instinct MI300X)
Memory bus width256 Bitof 8192 (Radeon Instinct MI250X)
Memory clock speed3600 MHzof 23000 (GeForce RTX 4080 SUPER)
Memory bandwidth115.2 GB/sof 3276 (Aldebaran)

Connectivity and outputs

Types and number of video connectors present on Radeon HD 4870 X2. 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 4870 X2, 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 4870 X2. 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 4870 X2 3.39


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: 26%

ATI HD 4870 X2 1309

Gaming performance

Let's see how good Radeon HD 4870 X2 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 4870 X2's performance relative to its closest rivals among desktop graphics cards.

Cayman 100.59
Radeon HD 4870 X2 100
GeForce 930A 96.76

NVIDIA equivalent

According to our data, the closest NVIDIA alternative to Radeon HD 4870 X2 is GeForce GTS 450, which is faster by 1% and higher by 3 positions in our ranking.

Here are some closest NVIDIA rivals to Radeon HD 4870 X2:

Similar GPUs

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

Recommended processors

These processors are most commonly used with Radeon HD 4870 X2 according to our statistics.

All comparisons with Radeon HD 4870 X2

Community ratings

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

4 44 votes

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Questions & comments

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