AMD Radeon R9 390 vs ATI Radeon HD 4850 X2

Comparative analysis of AMD Radeon R9 390 and ATI Radeon HD 4850 X2 videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory, Technologies. Benchmark videocards performance analysis: PassMark - G3D Mark, PassMark - G2D Mark, Geekbench - OpenCL, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps), 3DMark Fire Strike - Graphics Score.

AMD Radeon R9 390

ATI Radeon HD 4850 X2

Differences

Reasons to consider the AMD Radeon R9 390

Videocard is newer: launch date 6 year(s) 7 month(s) later
Around 60% higher pipelines: 2560 vs 2x 800
2.6x better floating-point performance: 5,120 gflops vs 2x 1,000.0 gflops
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 55 nm
8x more maximum memory size: 8 GB vs 2x 512 MB
7.9x better performance in PassMark - G3D Mark: 8943 vs 1132
Around 48% better performance in PassMark - G2D Mark: 801 vs 542

Specifications (specs)
Launch date	18 June 2015 vs 7 November 2008
Pipelines	2560 vs 2x 800
Floating-point performance	5,120 gflops vs 2x 1,000.0 gflops
Manufacturing process technology	28 nm vs 55 nm
Maximum memory size	8 GB vs 2x 512 MB
Benchmarks
PassMark - G3D Mark	8943 vs 1132
PassMark - G2D Mark	801 vs 542

Reasons to consider the ATI Radeon HD 4850 X2

Around 41% higher texture fill rate: 2x 25 GTexel / s billion / sec vs 160.0 GTexel / s
Around 10% lower typical power consumption: 250 Watt vs 275 Watt
Around 99% higher memory clock speed: 1990 MHz vs 1000 MHz

Texture fill rate	2x 25 GTexel / s billion / sec vs 160.0 GTexel / s
Thermal Design Power (TDP)	250 Watt vs 275 Watt
Memory clock speed	1990 MHz vs 1000 MHz

Compare benchmarks

GPU 1: AMD Radeon R9 390
GPU 2: ATI Radeon HD 4850 X2

PassMark - G3D Mark

GPU 1

GPU 2

8943

1132

PassMark - G2D Mark

GPU 1

GPU 2

801

542

Name	AMD Radeon R9 390	ATI Radeon HD 4850 X2
PassMark - G3D Mark	8943	1132
PassMark - G2D Mark	801	542
Geekbench - OpenCL	44119
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	120.267
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	3164.164
CompuBench 1.5 Desktop - T-Rex (Frames/s)	11.097
CompuBench 1.5 Desktop - Video Composition (Frames/s)	116.473
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	607.381
GFXBench 4.0 - Car Chase Offscreen (Frames)	10445
GFXBench 4.0 - Manhattan (Frames)	3708
GFXBench 4.0 - T-Rex (Frames)	3353
GFXBench 4.0 - Car Chase Offscreen (Fps)	10445
GFXBench 4.0 - Manhattan (Fps)	3708
GFXBench 4.0 - T-Rex (Fps)	3353
3DMark Fire Strike - Graphics Score	3958

Compare specifications (specs)

	AMD Radeon R9 390	ATI Radeon HD 4850 X2
Essentials
Architecture	GCN 2.0	TeraScale
Code name	Grenada	R700
Design	AMD Radeon R9 300 Series
Launch date	18 June 2015	7 November 2008
Launch price (MSRP)	$329	$420
Place in performance rating	297	245
Type	Desktop	Desktop
Technical info
Boost clock speed	1000 MHz
Compute units	40
Floating-point performance	5,120 gflops	2x 1,000.0 gflops
Manufacturing process technology	28 nm	55 nm
Pipelines	2560	2x 800
Stream Processors	2560
Texture fill rate	160.0 GTexel / s	2x 25 GTexel / s billion / sec
Thermal Design Power (TDP)	275 Watt	250 Watt
Transistor count	6,200 million	956 million
Core clock speed		625 MHz
Video outputs and ports
Display Connectors	2x DVI, 1x HDMI, 1x DisplayPort	4x DVI, 1x S-Video
DisplayPort support
Dual-link DVI support
Eyefinity
HDMI
Number of Eyefinity displays	6
VGA
Compatibility, dimensions and requirements
Bridgeless CrossFire
Bus support	PCIe 3.0
Interface	PCIe 3.0 x16	PCIe 2.0 x16
Length	275 mm	267 mm
Supplementary power connectors	1 x 6-pin, 1 x 8-pin	1x 6-pin + 1x 8-pin
API support
DirectX	12	10.1
Mantle
OpenCL	2.0
OpenGL	4.5	3.3
Vulkan
Memory
High bandwidth memory (HBM)
Maximum RAM amount	8 GB	2x 512 MB
Memory bandwidth	384 GB/s	2x 63.7 GB / s
Memory bus width	512 bit	2x 256 Bit
Memory clock speed	1000 MHz	1990 MHz
Memory type	GDDR5	GDDR3
Technologies
AMD Eyefinity
CrossFire
DDMA audio
FreeSync
HD3D
HDMI 4K Support
LiquidVR
PowerTune
TrueAudio
Video Code Engine (VCE)
Virtual Super Resolution (VSR)
ZeroCore