AMD Radeon HD 6850 X2 vs ATI Radeon E4690

Comparative analysis of AMD Radeon HD 6850 X2 and ATI Radeon E4690 videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory. Benchmark videocards performance analysis: Geekbench - OpenCL, CompuBench 1.5 Desktop - T-Rex (Frames/s), PassMark - G2D Mark, PassMark - G3D Mark, GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

AMD Radeon HD 6850 X2

ATI Radeon E4690

Differences

Reasons to consider the AMD Radeon HD 6850 X2

Videocard is newer: launch date 2 year(s) 3 month(s) later
Around 33% higher core clock speed: 800 MHz vs 600 MHz
12.4x more texture fill rate: 2x 38.4 GTexel / s billion / sec vs 19.2 GTexel / s
6x more pipelines: 2x 960 vs 320
8x better floating-point performance: 2x 1,536.0 gflops vs 384.0 gflops
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 40 nm vs 55 nm
8x more maximum memory size: 2x 2 GB vs 512 MB
3x more memory clock speed: 4200 MHz vs 1400 MHz
Around 7% better performance in PassMark - G2D Mark: 373 vs 347
6.3x better performance in PassMark - G3D Mark: 2534 vs 405

Specifications (specs)
Launch date	19 September 2011 vs 1 June 2009
Core clock speed	800 MHz vs 600 MHz
Texture fill rate	2x 38.4 GTexel / s billion / sec vs 19.2 GTexel / s
Pipelines	2x 960 vs 320
Floating-point performance	2x 1,536.0 gflops vs 384.0 gflops
Manufacturing process technology	40 nm vs 55 nm
Maximum memory size	2x 2 GB vs 512 MB
Memory clock speed	4200 MHz vs 1400 MHz
Benchmarks
PassMark - G2D Mark	373 vs 347
PassMark - G3D Mark	2534 vs 405

Reasons to consider the ATI Radeon E4690

8.5x lower typical power consumption: 30 Watt vs 254 Watt

Thermal Design Power (TDP)	30 Watt vs 254 Watt

Compare benchmarks

GPU 1: AMD Radeon HD 6850 X2
GPU 2: ATI Radeon E4690

PassMark - G2D Mark

GPU 1

GPU 2

373

347

PassMark - G3D Mark

GPU 1

GPU 2

2534

405

Name	AMD Radeon HD 6850 X2	ATI Radeon E4690
Geekbench - OpenCL	3977
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.789
PassMark - G2D Mark	373	347
PassMark - G3D Mark	2534	405
GFXBench 4.0 - T-Rex (Frames)		3302
GFXBench 4.0 - T-Rex (Fps)		3302

Compare specifications (specs)

	AMD Radeon HD 6850 X2	ATI Radeon E4690
Essentials
Architecture	TeraScale 2	TeraScale
Code name	Barts	RV730
Launch date	19 September 2011	1 June 2009
Place in performance rating	721	723
Type	Desktop	Desktop
Technical info
Core clock speed	800 MHz	600 MHz
Floating-point performance	2x 1,536.0 gflops	384.0 gflops
Manufacturing process technology	40 nm	55 nm
Pipelines	2x 960	320
Texture fill rate	2x 38.4 GTexel / s billion / sec	19.2 GTexel / s
Thermal Design Power (TDP)	254 Watt	30 Watt
Transistor count	1,700 million	514 million
Video outputs and ports
Display Connectors	2x DVI, 1x HDMI, 1x DisplayPort
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16	MXM-II
Supplementary power connectors	2x 8-pin
API support
DirectX	11.2 (11_0)	10.1
OpenGL	4.4	3.3
Memory
Maximum RAM amount	2x 2 GB	512 MB
Memory bandwidth	2x 134.4 GB / s	22.4 GB / s
Memory bus width	2x 256 Bit	128 Bit
Memory clock speed	4200 MHz	1400 MHz
Memory type	GDDR5	GDDR3