AMD Radeon R9 270X vs AMD Radeon HD 7950

Comparative analysis of AMD Radeon R9 270X and AMD Radeon HD 7950 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, Geekbench - OpenCL.

 

Differences

Reasons to consider the AMD Radeon R9 270X

  • Videocard is newer: launch date 1 year(s) 8 month(s) later
  • Around 67% lower typical power consumption: 180 Watt vs 300 Watt
  • Around 12% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 1314.72 vs 1177.395
  • Around 12% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 6.354 vs 5.685
  • Around 23% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 85.21 vs 69.23
  • Around 1% better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 8068 vs 7988
  • Around 1% better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 8068 vs 7988
Specifications (specs)
Launch date 8 October 2013 vs 31 January 2012
Thermal Design Power (TDP) 180 Watt vs 300 Watt
Benchmarks
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 63.87 vs 63.74
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 1314.72 vs 1177.395
CompuBench 1.5 Desktop - T-Rex (Frames/s) 6.354 vs 5.685
CompuBench 1.5 Desktop - Video Composition (Frames/s) 85.21 vs 69.23
GFXBench 4.0 - Car Chase Offscreen (Frames) 8068 vs 7988
GFXBench 4.0 - Manhattan (Frames) 3706 vs 3699
GFXBench 4.0 - Car Chase Offscreen (Fps) 8068 vs 7988
GFXBench 4.0 - Manhattan (Fps) 3706 vs 3699

Reasons to consider the AMD Radeon HD 7950

  • Around 19% higher boost clock speed: 1250 MHz vs 1050 MHz
  • Around 7% higher texture fill rate: 89.6 GTexel / s vs 84 GTexel / s
  • Around 40% higher pipelines: 1792 vs 1280
  • Around 7% better floating-point performance: 2,867 gflops vs 2,688 gflops
  • Around 50% higher maximum memory size: 3 GB vs 2 GB
  • Around 9% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 343.81 vs 315.412
  • Around 8% better performance in 3DMark Fire Strike - Graphics Score: 1914 vs 1772
Specifications (specs)
Boost clock speed 1250 MHz vs 1050 MHz
Texture fill rate 89.6 GTexel / s vs 84 GTexel / s
Pipelines 1792 vs 1280
Floating-point performance 2,867 gflops vs 2,688 gflops
Maximum memory size 3 GB vs 2 GB
Benchmarks
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 343.81 vs 315.412
GFXBench 4.0 - T-Rex (Frames) 3359 vs 3350
GFXBench 4.0 - T-Rex (Fps) 3359 vs 3350
3DMark Fire Strike - Graphics Score 1914 vs 1772

Compare benchmarks

GPU 1: AMD Radeon R9 270X
GPU 2: AMD Radeon HD 7950

CompuBench 1.5 Desktop - Face Detection (mPixels/s)
GPU 1
GPU 2
63.87
63.74
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)
GPU 1
GPU 2
1314.72
1177.395
CompuBench 1.5 Desktop - T-Rex (Frames/s)
GPU 1
GPU 2
6.354
5.685
CompuBench 1.5 Desktop - Video Composition (Frames/s)
GPU 1
GPU 2
85.21
69.23
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)
GPU 1
GPU 2
315.412
343.81
GFXBench 4.0 - Car Chase Offscreen (Frames)
GPU 1
GPU 2
8068
7988
GFXBench 4.0 - Manhattan (Frames)
GPU 1
GPU 2
3706
3699
GFXBench 4.0 - T-Rex (Frames)
GPU 1
GPU 2
3350
3359
GFXBench 4.0 - Car Chase Offscreen (Fps)
GPU 1
GPU 2
8068
7988
GFXBench 4.0 - Manhattan (Fps)
GPU 1
GPU 2
3706
3699
GFXBench 4.0 - T-Rex (Fps)
GPU 1
GPU 2
3350
3359
3DMark Fire Strike - Graphics Score
GPU 1
GPU 2
1772
1914
Name AMD Radeon R9 270X AMD Radeon HD 7950
PassMark - G3D Mark 4869
PassMark - G2D Mark 613
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 63.87 63.74
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 1314.72 1177.395
CompuBench 1.5 Desktop - T-Rex (Frames/s) 6.354 5.685
CompuBench 1.5 Desktop - Video Composition (Frames/s) 85.21 69.23
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 315.412 343.81
GFXBench 4.0 - Car Chase Offscreen (Frames) 8068 7988
GFXBench 4.0 - Manhattan (Frames) 3706 3699
GFXBench 4.0 - T-Rex (Frames) 3350 3359
GFXBench 4.0 - Car Chase Offscreen (Fps) 8068 7988
GFXBench 4.0 - Manhattan (Fps) 3706 3699
GFXBench 4.0 - T-Rex (Fps) 3350 3359
3DMark Fire Strike - Graphics Score 1772 1914
Geekbench - OpenCL 82144

Compare specifications (specs)

AMD Radeon R9 270X AMD Radeon HD 7950

Essentials

Architecture GCN 1.0 GCN 1.0
Code name Curacao Tahiti
Design AMD Radeon R9 200 Series AMD Radeon HD 7000 Series
Launch date 8 October 2013 31 January 2012
Launch price (MSRP) $199 $449
Place in performance rating 440 503
Price now $399
Type Desktop Desktop
Value for money (0-100) 16.05

Technical info

Boost clock speed 1050 MHz 1250 MHz
Floating-point performance 2,688 gflops 2,867 gflops
Manufacturing process technology 28 nm 28 nm
Pipelines 1280 1792
Stream Processors 1280 1792
Texture fill rate 84 GTexel / s 89.6 GTexel / s
Thermal Design Power (TDP) 180 Watt 300 Watt
Transistor count 2,800 million 4,313 million
Compute units 28

Video outputs and ports

Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort 1x DVI, 1x HDMI, 2x mini-DisplayPort
DisplayPort support
Dual-link DVI support
Eyefinity
HDMI
VGA
Number of Eyefinity displays 6

Compatibility, dimensions and requirements

Bus support PCIe 3.0 PCIe 3.0 x16
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors 2 x 6-pin 2x 6-pin
Length 267 mm

API support

DirectX 12 11
OpenGL 4.5 4.5
Vulkan

Memory

Maximum RAM amount 2 GB 3 GB
Memory bandwidth 179.2 GB/s 240 GB/s
Memory bus width 256 Bit 384 Bit
Memory type GDDR5 GDDR5
Shared memory 0
Memory clock speed 1250 MHz

Technologies

AMD Eyefinity
AppAcceleration
CrossFire
DDMA audio
FreeSync
HD3D
LiquidVR
TressFX
TrueAudio
Unified Video Decoder (UVD)
PowerTune
ZeroCore