GeForce GTX 675M vs Radeon R9 380

Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 675M and Radeon R9 380. 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 GTX 675M and Radeon R9 380. 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.

GeForce GTX 675M is a Laptop Graphics Card

Note: GeForce GTX 675M is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with GeForce GTX 675M here:

Main Specs

  GeForce GTX 675M Radeon R9 380
Power consumption (TDP) 100 Watt 190 Watt
Interface MXM-B (3.0) PCIe 3.0 x16
Supplementary power connectors 2 x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors No outputs 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon R9 380 has 90% more power consumption, than GeForce GTX 675M.
  • GeForce GTX 675M is connected by MXM-B (3.0), and Radeon R9 380 uses PCIe 3.0 x16 interface.
  • Radeon R9 380 has 2 GB more memory, than GeForce GTX 675M.
  • GeForce GTX 675M is used in Laptops, and Radeon R9 380 - in Desktops.
  • GeForce GTX 675M is build with Fermi architecture, and Radeon R9 380 - with GCN.
  • GeForce GTX 675M is manufactured by 40 nm process technology, and Radeon R9 380 - by 28 nm process technology.
  • Memory clock speed of GeForce GTX 675M is 530 MHz higher, than Radeon R9 380.

Game benchmarks

high / 1080p 10−11 35−40
ultra / 1080p 6−7 21−24
QHD / 1440p 0−1 16−18
4K / 2160p 10−11
low / 720p 21−24 60−65
medium / 1080p 12−14 40−45
The average gaming FPS of Radeon R9 380 in Assassin's Creed Odyssey is 215% more, than GeForce GTX 675M.

Full Specs

  GeForce GTX 675M Radeon R9 380
Architecture Fermi GCN
Code name N13E-GS1 Tonga Pro
Type Laptop Desktop
Release date 22 March 2012 26 June 2015
Pipelines 384 1792
Core clock speed 620 MHz
Boost Clock 970 MHz
Transistor count 1,950 million 5,000 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 39.7 billion/sec 108.6
Floating-point performance 952.3 gflops 3,476 gflops
Length 221 mm
Memory bus width 256bit 256 Bit
Memory clock speed 1500 MHz 970 MHz
Memory bandwidth 96.0 GB/s 182.4 GB/s
Shared memory - -
DirectX 12 API
Shader Model 5.1 6.3
OpenGL 4.5 4.5
OpenCL 1.1 2.0
Vulkan N/A +
CUDA +
Monero / XMR (CryptoNight) 0.48 kh/s
FreeSync +
CUDA cores 384
Bus support PCI Express 2.0 PCIe 3.0
SLI options +
HDMI + +
HDCP +
Maximum VGA resolution Up to 2048x1536
Bitcoin / BTC (SHA256) 59 Mh/s 404 Mh/s
Laptop size large
Optimus +
Eyefinity +
HD3D +
PowerTune +
TrueAudio +
ZeroCore +
Mantle +
Design reference
Bridgeless CrossFire +
Number of Eyefinity displays 6
DisplayPort support +
CrossFire +
VCE +
DDMA audio +
Decred / DCR (Decred) 0.66 Gh/s
Ethereum / ETH (DaggerHashimoto) 18 Mh/s
Zcash / ZEC (Equihash) 168.45 Sol/s
Compute units 28
Form factor full height / full length / dual slot
High bandwidth memory (HBM) -
LiquidVR +
FRTC +
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