Radeon R5 340X OEM vs HD 4850

Primary details

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

Place in performance ranking775not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.16no data
ArchitectureTerascale 1 (2008−2010)GCN 1.0 (2012−2020)
GPU code nameRV770Oland
Market segmentDesktopDesktop
Release date25 June 2008 (15 years ago)5 May 2015 (9 years ago)
Launch price (MSRP)$199 no data
Current price$138 (0.7x MSRP)no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

Detailed specifications

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores800384
Core clock speed625 MHz900 MHz
Boost clock speedno data1050 MHz
Number of transistors956 million950 million
Manufacturing process technology55 nm28 nm
Power consumption (TDP)110 Watt65 Watt
Texture fill rate25.0021.60
Floating-point performance1,000.0 gflops806.4 gflops

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 x16PCIe 3.0 x8
Length246 mm145 mm
Width1-slot1-slot
Supplementary power connectors1x 6-pinNone

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 typeGDDR3DDR3
Maximum RAM amount512 MB2 GB
Memory bus width256 Bit64 Bit
Memory clock speed993 MHz2000 MHz
Memory bandwidth63.55 GB/s16 GB/s

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-Video1x DVI, 1x DisplayPort

API compatibility

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

DirectX10.1 (10_1)12 (11_1)
Shader Model4.15.1
OpenGL3.34.6
OpenCL1.11.2
VulkanN/A1.2.131

Pros & cons summary


Recency 25 June 2008 5 May 2015
Maximum RAM amount 512 MB 2 GB
Chip lithography 55 nm 28 nm
Power consumption (TDP) 110 Watt 65 Watt

We couldn't decide between Radeon HD 4850 and Radeon R5 340X OEM. We've got no test results to judge.


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 4850
Radeon HD 4850
AMD Radeon R5 340X OEM
Radeon R5 340X OEM

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Community ratings

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3.9 250 votes

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