ATI Radeon HD 4850 X2: specs and benchmarks
Aggregated performance score
Summary
ATI started Radeon HD 4850 X2 sales 7 November 2008 at a recommended price of $420 . This is a TeraScale architecture desktop card based on 55 nm manufacturing process and primarily aimed at office use. 512 MB of GDDR3 memory clocked at 1.99 GHz are supplied, and together with 256 Bit memory interface this creates a bandwidth of 63.68 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 250 Watt.
It provides poor gaming and benchmark performance at 2.92% of a leader's which is NVIDIA GeForce RTX 4090.
General info
Some basic facts about Radeon HD 4850 X2: architecture, market segment, release date etc.
| Place in performance ranking | 743 | |
| Place by popularity | not in top-100 | |
| Architecture | TeraScale (2005−2013) | |
| GPU code name | R700 | |
| Market segment | Desktop | |
| Release date | 7 November 2008 (15 years old) | |
| Launch price (MSRP) | $420 |
Technical specs
Radeon HD 4850 X2's specs such as number of shaders, GPU base clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of Radeon HD 4850 X2's performance, but for precise assessment you have to consider its benchmark and gaming test results.
| Pipelines / CUDA cores | 800 | of 20480 (Data Center GPU Max NEXT) |
| Core clock speed | 625 MHz | of 2610 (Radeon RX 6500 XT) |
| Number of transistors | 956 million | of 14400 (GeForce GTX 1080 SLI Mobile) |
| Manufacturing process technology | 55 nm | of 4 (H100 PCIe) |
| Power consumption (TDP) | 250 Watt | of 2400 (Data Center GPU Max Subsystem) |
| Texture fill rate | 25.00 | of 969.9 (H100 SXM5 96 GB) |
| Floating-point performance | 2x 1,000.0 gflops | of 16384 (Radeon Pro Duo) |
Size and compatibility
This section provides details about the physical dimensions of Radeon HD 4850 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).
| Interface | PCIe 2.0 x16 | |
| Length | 267 mm | |
| Width | 2-slot | |
| Supplementary power connectors | 1x 6-pin + 1x 8-pin |
Memory
Parameters of memory installed on Radeon HD 4850 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 type | GDDR3 | |
| Maximum RAM amount | 512 MB | of 192 (Radeon Instinct MI300X) |
| Memory bus width | 256 Bit | of 8192 (Radeon Instinct MI250X) |
| Memory clock speed | 1990 MHz | of 23000 (GeForce RTX 4080 SUPER) |
| Memory bandwidth | 63.68 GB/s | of 3276 (Aldebaran) |
Video outputs and ports
Types and number of video connectors present on Radeon HD 4850 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 Connectors | 4x DVI, 1x S-Video |
API support
APIs supported by Radeon HD 4850 X2, sometimes including their particular versions.
| DirectX | 10.1 (10_1) | |
| Shader Model | 4.1 | |
| OpenGL | 3.3 | of 4.6 (GeForce GTX 1080 Mobile) |
| OpenCL | 1.1 | |
| Vulkan | N/A |
Benchmark performance
Synthetic benchmark performance of Radeon HD 4850 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.
Passmark
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%
Send your test results of Radeon HD 4850 X2.
Gaming performance
Let's see how good Radeon HD 4850 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.
Relative perfomance
Radeon HD 4850 X2's performance compared to nearest competitors among desktop video cards.
NVIDIA equivalent
According to our data, the closest NVIDIA alternative to Radeon HD 4850 X2 is GeForce 830A, which is faster by 1% and higher by 1 position in our ranking.
Here are some closest NVIDIA rivals to Radeon HD 4850 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 4850 X2 according to our statistics.
