AMD Radeon RX 580 vs ATI Radeon HD 3850 X2

Comparative analysis of AMD Radeon RX 580 and ATI Radeon HD 3850 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 RX 580

ATI Radeon HD 3850 X2

Differences

Reasons to consider the AMD Radeon RX 580

Videocard is newer: launch date 9 year(s) 0 month(s) later
Around 88% higher core clock speed: 1257 MHz vs 669 MHz
915.8x more texture fill rate: 192.96 GTexel/s vs 2x 10.7 GTexel / s billion / sec
3.6x more pipelines: 2304 vs 2x 320
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 14 nm vs 55 nm
8x more maximum memory size: 8 GB vs 2x 512 MB
4.8x more memory clock speed: 8000 MHz vs 1656 MHz
10.8x better performance in PassMark - G3D Mark: 8856 vs 822
Around 82% better performance in PassMark - G2D Mark: 768 vs 422

Specifications (specs)
Launch date	18 April 2017 vs 4 April 2008
Core clock speed	1257 MHz vs 669 MHz
Texture fill rate	192.96 GTexel/s vs 2x 10.7 GTexel / s billion / sec
Pipelines	2304 vs 2x 320
Manufacturing process technology	14 nm vs 55 nm
Maximum memory size	8 GB vs 2x 512 MB
Memory clock speed	8000 MHz vs 1656 MHz
Benchmarks
PassMark - G3D Mark	8856 vs 822
PassMark - G2D Mark	768 vs 422

Reasons to consider the ATI Radeon HD 3850 X2

138.1x better floating-point performance: 2x 428.2 gflops vs 6.2 TFLOPs
Around 32% lower typical power consumption: 140 Watt vs 185 Watt

Floating-point performance	2x 428.2 gflops vs 6.2 TFLOPs
Thermal Design Power (TDP)	140 Watt vs 185 Watt

Compare benchmarks

GPU 1: AMD Radeon RX 580
GPU 2: ATI Radeon HD 3850 X2

PassMark - G3D Mark

GPU 1

GPU 2

8856

822

PassMark - G2D Mark

GPU 1

GPU 2

768

422

Name	AMD Radeon RX 580	ATI Radeon HD 3850 X2
PassMark - G3D Mark	8856	822
PassMark - G2D Mark	768	422
Geekbench - OpenCL	39678
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	116.142
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	1022.932
CompuBench 1.5 Desktop - T-Rex (Frames/s)	9.235
CompuBench 1.5 Desktop - Video Composition (Frames/s)	84.034
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	607.721
GFXBench 4.0 - Car Chase Offscreen (Frames)	11281
GFXBench 4.0 - Manhattan (Frames)	3695
GFXBench 4.0 - T-Rex (Frames)	3349
GFXBench 4.0 - Car Chase Offscreen (Fps)	11281
GFXBench 4.0 - Manhattan (Fps)	3695
GFXBench 4.0 - T-Rex (Fps)	3349
3DMark Fire Strike - Graphics Score	4362

Compare specifications (specs)

	AMD Radeon RX 580	ATI Radeon HD 3850 X2
Essentials
Architecture	GCN 4.0	TeraScale
Code name	Polaris 20	RV670
Design	Radeon RX 500 Series
GCN generation	4th Gen
Launch date	18 April 2017	4 April 2008
Launch price (MSRP)	$229	$349
Place in performance rating	339	342
Price now	$169.99
Type	Desktop	Desktop
Value for money (0-100)	76.21
Technical info
Boost clock speed	1340 MHz
Compute units	36
Core clock speed	1257 MHz	669 MHz
Floating-point performance	6.2 TFLOPs	2x 428.2 gflops
Manufacturing process technology	14 nm	55 nm
Pipelines	2304	2x 320
Pixel fill rate	42.88 GP/s
Render output units	32
Stream Processors	2304
Texture fill rate	192.96 GTexel/s	2x 10.7 GTexel / s billion / sec
Texture Units	144
Thermal Design Power (TDP)	185 Watt	140 Watt
Transistor count	5,700 million	666 million
Video outputs and ports
Display Connectors	1x HDMI, 3x DisplayPort	2x DVI, 1x S-Video
DisplayPort support
Dual-link DVI support
HDMI
VGA
Compatibility, dimensions and requirements
Bridgeless CrossFire
Interface	PCIe 3.0 x16	PCIe 2.0 x16
Length	241 mm	267 mm
Recommended system power (PSU)	500 Watt
Supplementary power connectors	1x 8-pin
API support
DirectX	12	10.0
OpenCL	2.0
OpenGL	4.5	3.3
Vulkan
Memory
Maximum RAM amount	8 GB	2x 512 MB
Memory bandwidth	256 GB/s	2x 53.0 GB / s
Memory bus width	256 bit	2x 256 Bit
Memory clock speed	8000 MHz	1656 MHz
Memory type	GDDR5	GDDR3
Technologies
4K H264 Decode
4K H264 Encode
AMD Eyefinity
AMD Radeon™ Chill
AMD Radeon™ ReLive
AppAcceleration
CrossFire
FreeSync
H265/HEVC Decode
H265/HEVC Encode
HDMI 4K Support
LiquidVR
PowerTune
TrueAudio
Unified Video Decoder (UVD)
Video Code Engine (VCE)
Virtual Super Resolution (VSR)
VR Ready