NVIDIA GeForce 305M vs ATI Radeon HD 4870

Comparative analysis of NVIDIA GeForce 305M and ATI Radeon HD 4870 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, GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

 

Differences

Reasons to consider the NVIDIA GeForce 305M

  • Videocard is newer: launch date 1 year(s) 6 month(s) later
  • Around 53% higher core clock speed: 1150 MHz vs 750 MHz
  • A newer manufacturing process allows for a more powerful, yet cooler running videocard: 40 nm vs 55 nm
  • 10.7x lower typical power consumption: 14 Watt vs 150 Watt
  • 3.4x better performance in PassMark - G2D Mark: 149 vs 44
Specifications (specs)
Launch date 10 January 2010 vs 25 June 2008
Core clock speed 1150 MHz vs 750 MHz
Manufacturing process technology 40 nm vs 55 nm
Thermal Design Power (TDP) 14 Watt vs 150 Watt
Benchmarks
PassMark - G2D Mark 149 vs 44

Reasons to consider the ATI Radeon HD 4870

  • 7.1x more texture fill rate: 30 GTexel / s vs 4.2 GTexel / s
  • 50x more pipelines: 800 vs 16
  • 32.6x better floating-point performance: 1,200.0 gflops vs 36.8 gflops
  • 9.2x better performance in PassMark - G3D Mark: 1384 vs 151
Specifications (specs)
Texture fill rate 30 GTexel / s vs 4.2 GTexel / s
Pipelines 800 vs 16
Floating-point performance 1,200.0 gflops vs 36.8 gflops
Benchmarks
PassMark - G3D Mark 1384 vs 151

Compare benchmarks

GPU 1: NVIDIA GeForce 305M
GPU 2: ATI Radeon HD 4870

PassMark - G3D Mark
GPU 1
GPU 2
151
1384
PassMark - G2D Mark
GPU 1
GPU 2
149
44
Name NVIDIA GeForce 305M ATI Radeon HD 4870
PassMark - G3D Mark 151 1384
PassMark - G2D Mark 149 44
Geekbench - OpenCL 1987
GFXBench 4.0 - T-Rex (Frames) 3346
GFXBench 4.0 - T-Rex (Fps) 3346

Compare specifications (specs)

NVIDIA GeForce 305M ATI Radeon HD 4870

Essentials

Architecture Tesla 2.0 TeraScale
Code name GT218 RV770
Launch date 10 January 2010 25 June 2008
Place in performance rating 1330 1331
Type Laptop Desktop
Launch price (MSRP) $299

Technical info

Core clock speed 1150 MHz 750 MHz
CUDA cores 16
Floating-point performance 36.8 gflops 1,200.0 gflops
Gigaflops 55
Manufacturing process technology 40 nm 55 nm
Pipelines 16 800
Texture fill rate 4.2 GTexel / s 30 GTexel / s
Thermal Design Power (TDP) 14 Watt 150 Watt
Transistor count 260 million 956 million

Video outputs and ports

Display Connectors DisplayPortHDMIVGADual Link DVISingle Link DVI 2x DVI, 1x S-Video
HDMI
Maximum VGA resolution 2048x1536
Multi monitor support

Compatibility, dimensions and requirements

Bus support PCI-E 2.0
Interface PCIe 2.0 x16 PCIe 2.0 x16
Length 250 mm
Supplementary power connectors 2x 6-pin

API support

DirectX 10.1 10.1
OpenGL 2.1 3.3

Memory

Memory bandwidth 11.2 GB / s 115.2 GB / s
Memory bus width 64 Bit 256 Bit
Memory type GDDR2, GDDR3, DDR2, DDR3 GDDR5
Shared memory 0
Maximum RAM amount 512 MB
Memory clock speed 3600 MHz

Technologies

CUDA
HybridPower
Power management 8.0