Radeon R5 340 OEM vs ATI HD 4870

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Primary details

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

Place in the ranking720not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.27no data
ArchitectureTeraScale (2005−2013)GCN 1.0 (2011−2020)
GPU code nameRV770Oland
Market segmentDesktopDesktop
Release date25 June 2008 (16 years ago)5 May 2015 (9 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 cores800384
Core clock speed750 MHz730 MHz
Boost clock speedno data780 MHz
Number of transistors956 million950 million
Manufacturing process technology55 nm28 nm
Power consumption (TDP)150 Watt65 Watt
Texture fill rate30.0018.72
Floating-point processing power1.2 TFLOPS0.599 TFLOPS
ROPs168
TMUs4024

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
Length250 mm145 mm
Width2-slot1-slot
Supplementary power connectors2x 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 typeGDDR5GDDR5
Maximum RAM amount1 GB1 GB
Memory bus width256 Bit64 Bit
Memory clock speed900 MHz1150 MHz
Memory bandwidth115.2 GB/s36.8 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 3D 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
Chip lithography 55 nm 28 nm
Power consumption (TDP) 150 Watt 65 Watt

R5 340 OEM has an age advantage of 6 years, a 96.4% more advanced lithography process, and 130.8% lower power consumption.

We couldn't decide between Radeon HD 4870 and Radeon R5 340 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 4870
Radeon HD 4870
AMD Radeon R5 340 OEM
Radeon R5 340 OEM

Comparisons with similar GPUs

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Community ratings

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Questions & comments

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