iMac 2007 too dated for geekbench-6, missing x86 instruction

USER@Mac2007:~/Downloads/Geekbench-6.0.0-Linux$ ./geekbench_x86_64
Geekbench 6.0.0 : https://www.geekbench.com/

Geekbench 6 requires an active internet connection and automatically uploads
benchmark results to the Geek bench Browser.

Upgrade to Geek bench 6 Pro to enable offline use and unlock other features:

  https://store.primatelabs.com/v6

Enter your Geek bench 6 Pro license using the following command line:

  ./geekbench_x86_64 --unlock  

  Running Gathering system information
System Information
  Operating System              KDE neon 5.27
  Kernel                        Linux 5.19.0-32-generic x86_64
  Model                         Apple Inc. iMac7,1
  Motherboard                   Apple Inc. Mac-F4238CC8
  BIOS                          Apple Inc.     IM71.88Z.007A.B03.0803051705

CPU Information
  Name                          Intel Core 2 Duo T7300
  Topology                      1 Processor, 2 Cores
  Identifier                    GenuineIntel Family 6 Model 15 Stepping 11
  Base Frequency                2.00 GHz
  L1 Instruction Cache          32.0 KB x 2
  L1 Data Cache                 32.0 KB x 2
  L2 Cache                      4.00 MB

Memory Information
  Size                          3.83 GB


Single-Core
  Running File Compression
  Running Navigation
  Running HTML5 Browser
  Running PDF Renderer
  Running Photo Library
  Running Clang
  Running Text Processing
  Running Asset Compression
Illegal instruction
USER@Mac2007:~/Downloads/Geekbench-6.0.0-Linux$

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