Unfortunately TF2 refuses to run on Linux altough it works on same hardware with Windows.

Processor Information:
Vendor: GenuineIntel
Speed: 3199 Mhz
2 logical processors
2 physical processors
HyperThreading: Unsupported
FCMOV: Supported
SSE2: Supported
SSE3: Supported
SSSE3: Supported
SSE4a: Unsupported
SSE41: Unsupported
SSE42: Unsupported

Network Information:
Network Speed:

Operating System Version:
Ubuntu 12.04.1 LTS (64 bit)
Kernel Name: Linux
Kernel Version: 3.2.0-35-generic
X Server vendor: The X.Org Foundation
X Server release: 11103000

Video Card:
Driver: NVIDIA Corporation GeForce 7300 GT/PCIe/SSE2

Driver Version:  2.1.2 NVIDIA 304.48
Desktop Color Depth: 24 bits per pixel
Monitor Refresh Rate: 60 Hz
VendorID:  0x10de
DeviceID:  0x393
Number of Monitors:  2
Number of Logical Video Cards:  1
Primary Display Resolution:  1280 x 1024
Desktop Resolution: 2560 x 1024
Primary Display Size: 14,80" x 11,85"  (18,94" diag)
                                        37,6cm x 30,1cm  (48,1cm diag)
Primary Bus: PCI Express 16x
Primary VRAM Not Detected
Supported MSAA Modes:  2x 4x 8x 16x 

Sound card:
Audio device: CMedia PCI

Memory:
RAM: 3953 Mb

Miscellaneous:
UI Language: English
LANG: pl_PL.UTF-8
Microphone: Not set
Total Hard Disk Space Available: 373386 Mb
Largest Free Hard Disk Block: 58158 Mb

Installed software:

Recent Failure Reports: