AMD Radeon R9 270 vs AMD Radeon HD 7950

Comparative analysis of AMD Radeon R9 270 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, 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.

 

Differences

Reasons to consider the AMD Radeon R9 270

  • Videocard is newer: launch date 1 year(s) 9 month(s) later
  • 2x lower typical power consumption: 150 Watt vs 300 Watt
  • Around 9% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 1282.039 vs 1177.395
  • Around 4% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 5.927 vs 5.685
  • Around 35% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 93.116 vs 69.23
Specifications (specs)
Launch date 13 November 2013 vs 31 January 2012
Thermal Design Power (TDP) 150 Watt vs 300 Watt
Benchmarks
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 1282.039 vs 1177.395
CompuBench 1.5 Desktop - T-Rex (Frames/s) 5.927 vs 5.685
CompuBench 1.5 Desktop - Video Composition (Frames/s) 93.116 vs 69.23

Reasons to consider the AMD Radeon HD 7950

  • Around 35% higher boost clock speed: 1250 MHz vs 925 MHz
  • Around 21% higher texture fill rate: 89.6 GTexel / s vs 74 GTexel / s
  • Around 40% higher pipelines: 1792 vs 1280
  • Around 21% better floating-point performance: 2,867 gflops vs 2,368 gflops
  • Around 50% higher maximum memory size: 3 GB vs 2 GB
  • Around 11% better performance in Geekbench - OpenCL: 82144 vs 74175
  • Around 14% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 63.74 vs 55.721
  • Around 31% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 343.81 vs 261.843
  • 2.3x better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 7988 vs 3448
  • 2.3x better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 7988 vs 3448
  • Around 19% better performance in 3DMark Fire Strike - Graphics Score: 1914 vs 1603
Specifications (specs)
Boost clock speed 1250 MHz vs 925 MHz
Texture fill rate 89.6 GTexel / s vs 74 GTexel / s
Pipelines 1792 vs 1280
Floating-point performance 2,867 gflops vs 2,368 gflops
Maximum memory size 3 GB vs 2 GB
Benchmarks
Geekbench - OpenCL 82144 vs 74175
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 63.74 vs 55.721
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 343.81 vs 261.843
GFXBench 4.0 - Car Chase Offscreen (Frames) 7988 vs 3448
GFXBench 4.0 - T-Rex (Frames) 3359 vs 3347
GFXBench 4.0 - Car Chase Offscreen (Fps) 7988 vs 3448
GFXBench 4.0 - T-Rex (Fps) 3359 vs 3347
3DMark Fire Strike - Graphics Score 1914 vs 1603

Compare benchmarks

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

Geekbench - OpenCL
GPU 1
GPU 2
74175
82144
CompuBench 1.5 Desktop - Face Detection (mPixels/s)
GPU 1
GPU 2
55.721
63.74
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)
GPU 1
GPU 2
1282.039
1177.395
CompuBench 1.5 Desktop - T-Rex (Frames/s)
GPU 1
GPU 2
5.927
5.685
CompuBench 1.5 Desktop - Video Composition (Frames/s)
GPU 1
GPU 2
93.116
69.23
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)
GPU 1
GPU 2
261.843
343.81
GFXBench 4.0 - Car Chase Offscreen (Frames)
GPU 1
GPU 2
3448
7988
GFXBench 4.0 - Manhattan (Frames)
GPU 1
GPU 2
3699
3699
GFXBench 4.0 - T-Rex (Frames)
GPU 1
GPU 2
3347
3359
GFXBench 4.0 - Car Chase Offscreen (Fps)
GPU 1
GPU 2
3448
7988
GFXBench 4.0 - Manhattan (Fps)
GPU 1
GPU 2
3699
3699
GFXBench 4.0 - T-Rex (Fps)
GPU 1
GPU 2
3347
3359
3DMark Fire Strike - Graphics Score
GPU 1
GPU 2
1603
1914
Name AMD Radeon R9 270 AMD Radeon HD 7950
PassMark - G3D Mark 4306
PassMark - G2D Mark 567
Geekbench - OpenCL 74175 82144
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 55.721 63.74
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 1282.039 1177.395
CompuBench 1.5 Desktop - T-Rex (Frames/s) 5.927 5.685
CompuBench 1.5 Desktop - Video Composition (Frames/s) 93.116 69.23
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 261.843 343.81
GFXBench 4.0 - Car Chase Offscreen (Frames) 3448 7988
GFXBench 4.0 - Manhattan (Frames) 3699 3699
GFXBench 4.0 - T-Rex (Frames) 3347 3359
GFXBench 4.0 - Car Chase Offscreen (Fps) 3448 7988
GFXBench 4.0 - Manhattan (Fps) 3699 3699
GFXBench 4.0 - T-Rex (Fps) 3347 3359
3DMark Fire Strike - Graphics Score 1603 1914

Compare specifications (specs)

AMD Radeon R9 270 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 13 November 2013 31 January 2012
Launch price (MSRP) $179 $449
Place in performance rating 501 503
Type Desktop Desktop

Technical info

Boost clock speed 925 MHz 1250 MHz
Floating-point performance 2,368 gflops 2,867 gflops
Manufacturing process technology 28 nm 28 nm
Pipelines 1280 1792
Stream Processors 1280 1792
Texture fill rate 74 GTexel / s 89.6 GTexel / s
Thermal Design Power (TDP) 150 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
Length 210 mm 267 mm
Supplementary power connectors 1 x 6-pin 2x 6-pin

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
Memory clock speed 1250 MHz

Technologies

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