AMD Phenom X4 9750B vs AMD Athlon 64 3800+

Comparative analysis of AMD Phenom X4 9750B and AMD Athlon 64 3800+ processors for all known characteristics in the following categories: Essentials, Performance, Compatibility, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

 

Differences

Reasons to consider the AMD Phenom X4 9750B

  • CPU is newer: launch date 3 year(s) 4 month(s) later
  • 3 more cores, run more applications at once: 4 vs 1
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 65 nm vs 90 nm
  • 4x more L1 cache, more data can be stored in the L1 cache for quick access later
  • 4x more L2 cache, more data can be stored in the L2 cache for quick access later
  • Around 36% better performance in PassMark - Single thread mark: 913 vs 673
  • 2.6x better performance in PassMark - CPU mark: 1520 vs 590
Specifications (specs)
Launch date August 2008 vs April 2005
Number of cores 4 vs 1
Manufacturing process technology 65 nm vs 90 nm
L1 cache 128 KB (per core) vs 128 KB
L2 cache 512 KB (per core) vs 512 KB
Benchmarks
PassMark - Single thread mark 913 vs 673
PassMark - CPU mark 1520 vs 590

Reasons to consider the AMD Athlon 64 3800+

  • Around 7% lower typical power consumption: 89 Watt vs 95 Watt
Thermal Design Power (TDP) 89 Watt vs 95 Watt

Compare benchmarks

CPU 1: AMD Phenom X4 9750B
CPU 2: AMD Athlon 64 3800+

PassMark - Single thread mark
CPU 1
CPU 2
913
673
PassMark - CPU mark
CPU 1
CPU 2
1520
590
Name AMD Phenom X4 9750B AMD Athlon 64 3800+
PassMark - Single thread mark 913 673
PassMark - CPU mark 1520 590
Geekbench 4 - Single Core 1146
Geekbench 4 - Multi-Core 1094

Compare specifications (specs)

AMD Phenom X4 9750B AMD Athlon 64 3800+

Essentials

Architecture codename Agena Venice
Launch date August 2008 April 2005
Place in performance rating 2382 2411
Vertical segment Desktop Desktop
Launch price (MSRP) $160
Price now $179.95
Value for money (0-100) 2.02

Performance

64 bit support
Die size 285 mm 83 mm
L1 cache 128 KB (per core) 128 KB
L2 cache 512 KB (per core) 512 KB
L3 cache 2048 KB (shared)
Manufacturing process technology 65 nm 90 nm
Maximum frequency 2.4 GHz 2.4 GHz
Number of cores 4 1
Transistor count 450 million 69 million

Compatibility

Max number of CPUs in a configuration 1 1
Sockets supported AM2+ 939
Thermal Design Power (TDP) 95 Watt 89 Watt

Virtualization

AMD Virtualization (AMD-V™)