AMD Radeon R9 390X vs AMD Radeon HD 7750M

Comparative analysis of AMD Radeon R9 390X and AMD Radeon HD 7750M 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 R9 390X

AMD Radeon HD 7750M

Differences

Reasons to consider the AMD Radeon R9 390X

Videocard is newer: launch date 3 year(s) 1 month(s) later
10x more texture fill rate: 184.8 GTexel / s vs 18.4 GTexel / s
5.5x more pipelines: 2816 vs 512
10x better floating-point performance: 5,914 gflops vs 588.8 gflops
4x more maximum memory size: 8 GB vs 2 GB
7.9x better performance in PassMark - G3D Mark: 9416 vs 1191
Around 19% better performance in PassMark - G2D Mark: 824 vs 693
Around 4% better performance in GFXBench 4.0 - Manhattan (Frames): 3706 vs 3551
Around 4% better performance in GFXBench 4.0 - Manhattan (Fps): 3706 vs 3551

Specifications (specs)
Launch date	18 June 2015 vs 24 April 2012
Texture fill rate	184.8 GTexel / s vs 18.4 GTexel / s
Pipelines	2816 vs 512
Floating-point performance	5,914 gflops vs 588.8 gflops
Maximum memory size	8 GB vs 2 GB
Benchmarks
PassMark - G3D Mark	9416 vs 1191
PassMark - G2D Mark	824 vs 693
GFXBench 4.0 - Manhattan (Frames)	3706 vs 3551
GFXBench 4.0 - Manhattan (Fps)	3706 vs 3551

Reasons to consider the AMD Radeon HD 7750M

9.8x lower typical power consumption: 28 Watt vs 275 Watt
3.8x more memory clock speed: 4000 MHz vs 1050 MHz

Thermal Design Power (TDP)	28 Watt vs 275 Watt
Memory clock speed	4000 MHz vs 1050 MHz

Compare benchmarks

GPU 1: AMD Radeon R9 390X
GPU 2: AMD Radeon HD 7750M

PassMark - G3D Mark

GPU 1

GPU 2

9416

1191

PassMark - G2D Mark

GPU 1

GPU 2

824

693

GFXBench 4.0 - Manhattan (Frames)

GPU 1

GPU 2

3706

3551

GFXBench 4.0 - Manhattan (Fps)

GPU 1

GPU 2

3706

3551

Name	AMD Radeon R9 390X	AMD Radeon HD 7750M
PassMark - G3D Mark	9416	1191
PassMark - G2D Mark	824	693
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	114.288
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	2911.861
CompuBench 1.5 Desktop - T-Rex (Frames/s)	10.947
CompuBench 1.5 Desktop - Video Composition (Frames/s)	118.411
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	683.568
GFXBench 4.0 - Car Chase Offscreen (Frames)	11675
GFXBench 4.0 - Manhattan (Frames)	3706	3551
GFXBench 4.0 - T-Rex (Frames)	3350
GFXBench 4.0 - Car Chase Offscreen (Fps)	11675
GFXBench 4.0 - Manhattan (Fps)	3706	3551
GFXBench 4.0 - T-Rex (Fps)	3350
3DMark Fire Strike - Graphics Score	4242

Compare specifications (specs)

	AMD Radeon R9 390X	AMD Radeon HD 7750M
Essentials
Architecture	GCN 2.0	GCN 1.0
Code name	Grenada	Chelsea
Design	AMD Radeon R9 300 Series
Launch date	18 June 2015	24 April 2012
Launch price (MSRP)	$429
Place in performance rating	291	288
Type	Desktop	Laptop
Technical info
Boost clock speed	1050 MHz
Compute units	44
Floating-point performance	5,914 gflops	588.8 gflops
Manufacturing process technology	28 nm	28 nm
Pipelines	2816	512
Stream Processors	2816
Texture fill rate	184.8 GTexel / s	18.4 GTexel / s
Thermal Design Power (TDP)	275 Watt	28 Watt
Transistor count	6,200 million	1,500 million
Core clock speed		575 MHz
Video outputs and ports
Display Connectors	2x DVI, 1x HDMI, 1x DisplayPort	No outputs
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
Supplementary power connectors	1 x 6-pin, 1 x 8-pin
Laptop size		medium sized
API support
DirectX	12	12.0 (11_1)
Mantle
OpenCL	2.0
OpenGL	4.5	4.5
Vulkan
Memory
High bandwidth memory (HBM)
Maximum RAM amount	8 GB	2 GB
Memory bandwidth	384 GB/s	64 GB / s
Memory bus width	512 bit	128 Bit
Memory clock speed	1050 MHz	4000 MHz
Memory type	GDDR5	GDDR5
Shared memory	0	0
Technologies
AMD Eyefinity
CrossFire
DDMA audio
FreeSync
HD3D
HDMI 4K Support
LiquidVR
PowerTune
TrueAudio
Video Code Engine (VCE)
Virtual Super Resolution (VSR)
ZeroCore