GeForce GT 745A vs Radeon HD 7950

Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 745A and Radeon HD 7950. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between GeForce GT 745A and Radeon HD 7950. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Main Specs

  GeForce GT 745A Radeon HD 7950
Power consumption (TDP) 33 Watt 200 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors 2x 6-pin
Memory type DDR3 GDDR5
Maximum RAM amount 2 GB 3 GB
Display Connectors No outputs 1x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 7950 has 506% more power consumption, than GeForce GT 745A.
  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Radeon HD 7950 has 1 GB more memory, than GeForce GT 745A.
  • Both cards are used in Desktops.
  • GeForce GT 745A is build with Kepler architecture, and Radeon HD 7950 - with GCN 1.0.
  • GeForce GT 745A and Radeon HD 7950 are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce GT 745A is 550 MHz higher, than Radeon HD 7950.

Game benchmarks

high / 1080p 2−3 35−40
ultra / 1080p 0−1 21−24
QHD / 1440p 0−1 16−18
4K / 2160p 10−11
low / 720p 12−14 60−65
medium / 1080p 4−5 40−45
The average gaming FPS of Radeon HD 7950 in Assassin's Creed Odyssey is 683% more, than GeForce GT 745A.

Full Specs

  GeForce GT 745A Radeon HD 7950
Architecture Kepler GCN 1.0
Code name GK107 Tahiti
Type Desktop Desktop
Release date 26 August 2013 31 January 2012
Pipelines 384 1792
Core clock speed 837 MHz
Boost Clock 915 MHz 1250 MHz
Transistor count 1,270 million 4,313 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 29.28 89.60
Floating-point performance 642.8 gflops 2,867 gflops
Length 267 mm
Memory bus width 128 Bit 384 Bit
Memory clock speed 1800 MHz 1250 MHz
Memory bandwidth 28.8 GB/s 240 GB/s
DirectX 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.6 4.6
OpenCL 1.2 1.2
Vulkan 1.1.126
CUDA 3.0
Monero / XMR (CryptoNight) 0.56 kh/s
FreeSync +
Bus support PCIe 3.0 x16
HDMI +
Bitcoin / BTC (SHA256) 26 Mh/s 381 Mh/s
Eyefinity +
PowerTune +
ZeroCore +
Design reference
Number of Eyefinity displays 6
CrossFire +
Decred / DCR (Decred) 0.78 Gh/s
Ethereum / ETH (DaggerHashimoto) 13.86 Mh/s
Zcash / ZEC (Equihash) 250 Sol/s
Compute units 28
AppAcceleration +
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