AMD Radeon HD 8970M vs ATI Mobility Radeon HD 4850

Comparative analysis of AMD Radeon HD 8970M and ATI Mobility Radeon HD 4850 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 HD 8970M

  • Videocard is newer: launch date 4 year(s) 4 month(s) later
  • Around 70% higher core clock speed: 850 MHz vs 500 MHz
  • 3.6x more texture fill rate: 72 GTexel / s vs 20 GTexel / s
  • Around 60% higher pipelines: 1280 vs 800
  • 2.9x better floating-point performance: 2,304 gflops vs 800.0 gflops
  • A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 55 nm
  • 4x more maximum memory size: 4 GB vs 1 GB
  • 2.8x more memory clock speed: 4800 MHz vs 1700 MHz
  • 4.5x better performance in PassMark - G3D Mark: 3876 vs 866
  • Around 71% better performance in PassMark - G2D Mark: 807 vs 472
  • Around 4% better performance in GFXBench 4.0 - T-Rex (Frames): 2595 vs 2486
  • Around 4% better performance in GFXBench 4.0 - T-Rex (Fps): 2595 vs 2486
Specifications (specs)
Launch date 14 May 2013 vs 9 January 2009
Core clock speed 850 MHz vs 500 MHz
Texture fill rate 72 GTexel / s vs 20 GTexel / s
Pipelines 1280 vs 800
Floating-point performance 2,304 gflops vs 800.0 gflops
Manufacturing process technology 28 nm vs 55 nm
Maximum memory size 4 GB vs 1 GB
Memory clock speed 4800 MHz vs 1700 MHz
Benchmarks
PassMark - G3D Mark 3876 vs 866
PassMark - G2D Mark 807 vs 472
GFXBench 4.0 - T-Rex (Frames) 2595 vs 2486
GFXBench 4.0 - T-Rex (Fps) 2595 vs 2486

Compare benchmarks

GPU 1: AMD Radeon HD 8970M
GPU 2: ATI Mobility Radeon HD 4850

PassMark - G3D Mark
GPU 1
GPU 2
3876
866
PassMark - G2D Mark
GPU 1
GPU 2
807
472
GFXBench 4.0 - T-Rex (Frames)
GPU 1
GPU 2
2595
2486
GFXBench 4.0 - T-Rex (Fps)
GPU 1
GPU 2
2595
2486
Name AMD Radeon HD 8970M ATI Mobility Radeon HD 4850
PassMark - G3D Mark 3876 866
PassMark - G2D Mark 807 472
Geekbench - OpenCL 18661
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 57.241
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 1223.742
CompuBench 1.5 Desktop - T-Rex (Frames/s) 5.78
CompuBench 1.5 Desktop - Video Composition (Frames/s) 89.306
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 268.643
GFXBench 4.0 - Car Chase Offscreen (Frames) 2521
GFXBench 4.0 - Manhattan (Frames) 3688
GFXBench 4.0 - T-Rex (Frames) 2595 2486
GFXBench 4.0 - Car Chase Offscreen (Fps) 2521
GFXBench 4.0 - Manhattan (Fps) 3688
GFXBench 4.0 - T-Rex (Fps) 2595 2486
3DMark Fire Strike - Graphics Score 0

Compare specifications (specs)

AMD Radeon HD 8970M ATI Mobility Radeon HD 4850

Essentials

Architecture GCN 1.0 TeraScale
Code name Neptune M98
Design AMD Radeon HD 8000M Series
Launch date 14 May 2013 9 January 2009
Place in performance rating 546 549
Type Desktop Laptop

Technical info

Boost clock speed 850 MHz
Compute units 20
Core clock speed 850 MHz 500 MHz
Floating-point performance 2,304 gflops 800.0 gflops
Manufacturing process technology 28 nm 55 nm
Pipelines 1280 800
Texture fill rate 72 GTexel / s 20 GTexel / s
Thermal Design Power (TDP) 100 Watt
Transistor count 2,800 million 956 million

Video outputs and ports

Display Connectors No outputs No outputs

Compatibility, dimensions and requirements

Interface PCIe 3.0 x16 PCIe 2.0 x16
Laptop size large large

API support

DirectX 11 10.1
OpenGL 4.5 3.3

Memory

Maximum RAM amount 4 GB 1 GB
Memory bandwidth 153.6 GB/s 54.4 GB / s
Memory bus width 256 Bit 256 Bit
Memory clock speed 4800 MHz 1700 MHz
Memory type GDDR5 GDDR3
Shared memory 0 0

Technologies

AMD Eyefinity
PowerTune
ZeroCore
1x Dual-Link/Single-Link DVI
1x Single-Link DVI Support (all display ports have to be supported by the laptop manufacturer)
DisplayPort support up to 2560x1600
HDMI support up to 1920x1080 (both with 7.1 AC3 Audio)
PCI-E 2.0 x16
Powerplay