Radeon RX 5770 vs HD 7950

Primary details

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

Place in the ranking400not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation2.39no data
Power efficiency1.41no data
ArchitectureGCN 1.0 (2011−2020)RDNA 1.0 (2019−2020)
GPU code nameTahitiNavi 10
Market segmentDesktopDesktop
Designreferenceno data
Release date31 January 2012 (12 years ago)no data
Launch price (MSRP)$449 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 cores1792no data
Compute units28no data
Core clock speedno data1000 MHz
Boost clock speed1250 MHz1000 MHz
Number of transistors4,313 millionno data
Manufacturing process technology28 nm7 nm
Power consumption (TDP)200 Watt225 Watt
Texture fill rate89.60no data
Floating-point processing power2.867 TFLOPSno data
ROPs32no data
TMUs112no data

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 3.0 x16no data
InterfacePCIe 3.0 x16PCIe 4.0 x16
Length267 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 typeGDDR5no data
Maximum RAM amount3 GBno data
Memory bus width384 Bitno data
Memory clock speed1250 MHz14000 MHz
Memory bandwidth240 GB/sno 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 Connectors1x DVI, 1x HDMI, 2x mini-DisplayPortNo outputs
Eyefinity+-
Number of Eyefinity displays6no data
HDMI+-

Supported technologies

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

AppAcceleration+-
CrossFire+-
FreeSync+-
PowerTune+-
ZeroCore+-

API compatibility

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

DirectXDirectX® 1112.0 (12_1)
Shader Model5.1no data
OpenGL4.64.6
OpenCL1.2no data

Pros & cons summary


Chip lithography 28 nm 7 nm
Power consumption (TDP) 200 Watt 225 Watt

HD 7950 has 12.5% lower power consumption.

RX 5770, on the other hand, has a 300% more advanced lithography process.

We couldn't decide between Radeon HD 7950 and Radeon RX 5770. 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 7950
Radeon HD 7950
AMD Radeon RX 5770
Radeon RX 5770

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.


4 407 votes

Rate Radeon HD 7950 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
2.8 13 votes

Rate Radeon RX 5770 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.