Kernel 2.6.38.1 amd64 ubuntu packages optimized for core2 and above built by me and uploaded to dropbox for anyone who would like to test.
The files can be downloaded from the following links and can be checked against the SHA256SUM and MD5SUM given at the bottom of this blog to verify if the correct file is downloaded
Benchmarks output of hardinfo -r when running 2.6.38.1
Benchmarks
**********
CPU Blowfish
------------
-CPU Blowfish-
This Machine 1596 MHz 2.373
Intel(R) Celeron(R) M processor 1.50GHz (null) 26.1876862
PowerPC 740/750 (280.00MHz) (null) 172.816713
CPU CryptoHash
--------------
-CPU CryptoHash-
This Machine 1596 MHz 556.861
CPU Fibonacci
-------------
-CPU Fibonacci-
This Machine 1596 MHz 2.523
Intel(R) Celeron(R) M processor 1.50GHz (null) 8.1375674
PowerPC 740/750 (280.00MHz) (null) 58.07682
CPU N-Queens
------------
-CPU N-Queens-
This Machine 1596 MHz 0.826
FPU FFT
-------
-FPU FFT-
This Machine 1596 MHz 1.379
FPU Raytracing
--------------
-FPU Raytracing-
This Machine 1596 MHz 4.456
Intel(R) Celeron(R) M processor 1.50GHz (null) 40.8816714
PowerPC 740/750 (280.00MHz) (null) 161.312647
Benchmarks output of hardinfo -r when running 2.6.38.1
Benchmarks
**********
CPU Blowfish
------------
-CPU Blowfish-
This Machine 1596 MHz 2.373
Intel(R) Celeron(R) M processor 1.50GHz (null) 26.1876862
PowerPC 740/750 (280.00MHz) (null) 172.816713
CPU CryptoHash
--------------
-CPU CryptoHash-
This Machine 1596 MHz 556.861
CPU Fibonacci
-------------
-CPU Fibonacci-
This Machine 1596 MHz 2.523
Intel(R) Celeron(R) M processor 1.50GHz (null) 8.1375674
PowerPC 740/750 (280.00MHz) (null) 58.07682
CPU N-Queens
------------
-CPU N-Queens-
This Machine 1596 MHz 0.826
FPU FFT
-------
-FPU FFT-
This Machine 1596 MHz 1.379
FPU Raytracing
--------------
-FPU Raytracing-
This Machine 1596 MHz 4.456
Intel(R) Celeron(R) M processor 1.50GHz (null) 40.8816714
PowerPC 740/750 (280.00MHz) (null) 161.312647
SHA256SUMS
3f66e9df40a48549f1748fc44961c30c9f48ded24c49756cbb417aa571952a39 CONFIG
911ab75eb10c5d73c44fc077179609de8cbbfb0cef7fd60faa3c92bcb56f6983 linux-headers-2.6.38.1-core2_11.00_amd64.deb
e4ecbd4edc3aebb37e4f71f8f23613ad308f1690f6ea6a6308b24b9a46b8cd8c linux-image-2.6.38.1-core2_11.00_amd64.deb
51c4805361cca8d6f7a31f1affe2afb9c1fc20cca924ba1b5c46ae594f67f14a Readme.odt
d71832170316005e64fc6db5f8ed3b9ca9c7f8cb0bb3b8692127e2c041504b90 Readme.pdf
MD5SUMS
c38874f0f3ecf2f233f34cab53a45a83 CONFIG
9931cf27e528ef4951ff240368d07f55 linux-headers-2.6.38.1-core2_11.00_amd64.deb
568270244062cb6e0b0245dbde2b2db8 linux-image-2.6.38.1-core2_11.00_amd64.deb
ce40aaa1e49c172cc4d7e68667ed5cf0 Readme.odt
ed006c9d113401fe82f7ec7a9344c23c Readme.pdf