Radeon Vega 6 Mobile vs HD 6870

Primary details

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

Place in the ranking595not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.92no data
Power efficiency2.63no data
ArchitectureTeraScale 2 (2009−2015)GCN 5.1 (2018−2022)
GPU code nameBartsCezanne
Market segmentDesktopDesktop
Designreferenceno data
Release date21 October 2010 (14 years ago)13 April 2021 (3 years ago)
Launch price (MSRP)$239 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 cores1120384
Core clock speedno data300 MHz
Boost clock speed900 MHz1600 MHz
Number of transistors1,700 million9,800 million
Manufacturing process technology40 nm7 nm
Power consumption (TDP)151 Watt45 Watt
Texture fill rate50.4038.40
Floating-point processing power2.016 TFLOPS1.229 TFLOPS
ROPs328
TMUs5624

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).

Bus supportPCIe 2.0 x16no data
InterfacePCIe 2.0 x16IGP
Length220 mmno data
Width2-slotno data
Supplementary power connectors2x 6-pinno data

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 typeGDDR5System Shared
Maximum RAM amount1 GBSystem Shared
Memory bus width256 BitSystem Shared
Memory clock speed1050 MHzSystem Shared
Memory bandwidth134.4 GB/sno data
Shared memory-no data

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 HDMI, 2x mini-DisplayPortNo outputs
Eyefinity+-
HDMI+-

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

CrossFire+-

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectXDirectX® 1112 (12_1)
Shader Model5.06.4
OpenGL4.44.6
OpenCL1.22.1
Vulkan-1.2

Pros & cons summary


Recency 21 October 2010 13 April 2021
Chip lithography 40 nm 7 nm
Power consumption (TDP) 151 Watt 45 Watt

Vega 6 Mobile has an age advantage of 10 years, a 471.4% more advanced lithography process, and 235.6% lower power consumption.

We couldn't decide between Radeon HD 6870 and Radeon Vega 6 Mobile. 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.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


AMD Radeon HD 6870
Radeon HD 6870
AMD Radeon Vega 6 Mobile
Radeon Vega 6 Mobile

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


3.8 342 votes

Rate Radeon HD 6870 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.5 41 vote

Rate Radeon Vega 6 Mobile on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.