Mobility Radeon HD 5870 Crossfire vs Radeon R9 380

If you are going to buy a new graphics card and are choosing between Mobility Radeon HD 5870 Crossfire and Radeon R9 380, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Mobility Radeon HD 5870 Crossfire stacks up against Radeon R9 380, check out specs charts below.

Mobility Radeon HD 5870 Crossfire is a Laptop Graphics Card

Note: Mobility Radeon HD 5870 Crossfire 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 Mobility Radeon HD 5870 Crossfire here:

Main Specs

  Mobility Radeon HD 5870 Crossfire Radeon R9 380
Power consumption (TDP) 120 Watt 190 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 2 x 6-pin
Memory type DDR3, GDDR3, GDDR5 GDDR5
Maximum RAM amount 2x1 GB 4 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort
  Check Price Check Price
  • Radeon R9 380 has 58% more power consumption, than Mobility Radeon HD 5870 Crossfire.
  • Radeon R9 380 has 2 GB more memory, than Mobility Radeon HD 5870 Crossfire.
  • Mobility Radeon HD 5870 Crossfire is used in Laptops, and Radeon R9 380 - in Desktops.
  • Mobility Radeon HD 5870 Crossfire is build with Terascale 2 architecture, and Radeon R9 380 - with GCN.
  • Mobility Radeon HD 5870 Crossfire is manufactured by 40 nm process technology, and Radeon R9 380 - by 28 nm process technology.
  • Memory clock speed of Mobility Radeon HD 5870 Crossfire is 30 MHz higher, than Radeon R9 380.

Game benchmarks

high / 1080p 16−18 35−40
ultra / 1080p 9−10 21−24
QHD / 1440p 4−5 16−18
4K / 2160p 10−11
low / 720p 30−35 60−65
medium / 1080p 18−20 40−45
The average gaming FPS of Radeon R9 380 in Assassin's Creed Odyssey is 125% more, than Mobility Radeon HD 5870 Crossfire.

Full Specs

  Mobility Radeon HD 5870 Crossfire Radeon R9 380
Architecture Terascale 2 GCN
Code name Broadway-XT Tonga Pro
Type Laptop Desktop
Release date 7 January 2010 26 June 2015
Pipelines 1600 1792
Core clock speed 700 MHz
Boost Clock 970 MHz
Transistor count 5,000 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 108.6
Floating-point performance 3,476 gflops
Length 221 mm
Memory bus width 128 Bit 256 Bit
Memory clock speed 1000 MHz 970 MHz
Memory bandwidth 182.4 GB/s
Shared memory - -
DirectX DirectX 11, Shader 5.0
Shader Model 6.3
OpenGL 4.5
OpenCL 2.0
Vulkan +
Monero / XMR (CryptoNight) 0.48 kh/s
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 404 Mh/s
Laptop size large
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 +
  Check Price Check Price