Radeon HD 4870 vs Radeon R9 M385

When comparing Radeon HD 4870 and Radeon R9 M385, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between Radeon HD 4870 and Radeon R9 M385 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Radeon R9 M385 is a Laptop Graphics Card

Note: Radeon R9 M385 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 Radeon R9 M385 here:

Main Specs

  Radeon HD 4870 Radeon R9 M385
Power consumption (TDP) 150 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors 2x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 4 GB
Display Connectors 2x DVI, 1x S-Video No outputs
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  • Radeon HD 4870 is connected by PCIe 2.0 x16, and Radeon R9 M385 uses PCIe 3.0 x16 interface.
  • Radeon R9 M385 has 3 GB more memory, than Radeon HD 4870.
  • Radeon HD 4870 is used in Desktops, and Radeon R9 M385 - in Laptops.
  • Radeon HD 4870 is build with TeraScale architecture, and Radeon R9 M385 - with GCN.
  • Radeon HD 4870 is manufactured by 55 nm process technology, and Radeon R9 M385 - by 28 nm process technology.
  • Memory clock speed of Radeon HD 4870 is 2100 MHz higher, than Radeon R9 M385.

Game benchmarks

high / 1080p 3−4 10−12
ultra / 1080p 1−2 6−7
QHD / 1440p 0−1 1−2
low / 720p 14−16 24−27
medium / 1080p 6−7 12−14
The average gaming FPS of Radeon R9 M385 in Assassin's Creed Odyssey is 133% more, than Radeon HD 4870.

Full Specs

  Radeon HD 4870 Radeon R9 M385
Architecture TeraScale GCN
Code name RV770 Strato
Type Desktop Laptop
Release date 25 June 2008 16 June 2015
Pipelines 800 896
Core clock speed 750 MHz
Boost Clock 1100 MHz
Transistor count 956 million 2,080 million
Manufacturing process technology 55 nm 28 nm
Texture fill rate 30.00 56.00
Floating-point performance 1,200.0 gflops 1,792 gflops
Length 250 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 3600 MHz 1500 MHz
Memory bandwidth 115.2 GB/s 76.8 GB/s
Shared memory -
DirectX 10.1 (10_1)
Shader Model 4.1 6.3
OpenGL 3.3 4.4
OpenCL 1.1 Not Listed
Vulkan N/A
FreeSync +
Bus support PCIe 3.0
Laptop size medium sized
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
TrueAudio +
ZeroCore +
Switchable graphics +
Mantle +
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