AMD Radeon HD 7850 vs ATI Radeon HD 4270

Comparative analysis of AMD Radeon HD 7850 and ATI Radeon HD 4270 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, 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 HD 7850

ATI Radeon HD 4270

Differences

Reasons to consider the AMD Radeon HD 7850

Videocard is newer: launch date 1 year(s) 10 month(s) later
25.6x more pipelines: 1024 vs 40
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 55 nm
4x more maximum memory size: 2 GB vs 512 MB
35.1x better performance in PassMark - G3D Mark: 3864 vs 110
Around 86% better performance in PassMark - G2D Mark: 563 vs 303

Specifications (specs)
Launch date	5 March 2012 vs 1 May 2010
Pipelines	1024 vs 40
Manufacturing process technology	28 nm vs 55 nm
Maximum memory size	2 GB vs 512 MB
Benchmarks
PassMark - G3D Mark	3864 vs 110
PassMark - G2D Mark	563 vs 303

Compare benchmarks

GPU 1: AMD Radeon HD 7850
GPU 2: ATI Radeon HD 4270

PassMark - G3D Mark

GPU 1

GPU 2

3864

110

PassMark - G2D Mark

GPU 1

GPU 2

563

303

Name	AMD Radeon HD 7850	ATI Radeon HD 4270
PassMark - G3D Mark	3864	110
PassMark - G2D Mark	563	303
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	47.041
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	1028.005
CompuBench 1.5 Desktop - T-Rex (Frames/s)	4.41
CompuBench 1.5 Desktop - Video Composition (Frames/s)	72.975
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	249.482
GFXBench 4.0 - Car Chase Offscreen (Frames)	6173
GFXBench 4.0 - Manhattan (Frames)	3696
GFXBench 4.0 - T-Rex (Frames)	3351
GFXBench 4.0 - Car Chase Offscreen (Fps)	6173
GFXBench 4.0 - Manhattan (Fps)	3696
GFXBench 4.0 - T-Rex (Fps)	3351
3DMark Fire Strike - Graphics Score	1312

Compare specifications (specs)

	AMD Radeon HD 7850	ATI Radeon HD 4270
Essentials
Architecture	GCN 1.0	RV6xx
Code name	Pitcairn	RS880M
Design	AMD Radeon HD 7000 Series
Launch date	5 March 2012	1 May 2010
Launch price (MSRP)	$249
Place in performance rating	533	535
Price now	$449.59
Type	Desktop	Laptop
Value for money (0-100)	11.01
Technical info
Boost clock speed	1000 MHz
Floating-point performance	1,761 gflops
Manufacturing process technology	28 nm	55 nm
Pipelines	1024	40
Stream Processors	1200
Texture fill rate	55.04 GTexel / s
Thermal Design Power (TDP)	225 Watt
Transistor count	2,800 million
Core clock speed		590 MHz
Video outputs and ports
Display Connectors	1x DVI, 1x HDMI, 2x mini-DisplayPort
DisplayPort support
Dual-link DVI support
Eyefinity
HDMI
VGA
Compatibility, dimensions and requirements
Bus support	PCIe 2.1 x16
Interface	PCIe 3.0 x16
Length	210 mm
Supplementary power connectors	1x 6-pin
API support
DirectX	11	10.1
OpenGL	4.5
Memory
Maximum RAM amount	2 GB	512 MB
Memory bandwidth	153.6 GB/s
Memory bus width	256 Bit
Memory clock speed	1200 MHz
Memory type	GDDR5
Shared memory		yes
Technologies
AMD Eyefinity
CrossFire
FreeSync
HDCP support
PCI-E 2.0