kardasz.eu retro Apple Mac Pro 4,1

Apple 2009 Desktop

Apple Mac Pro 4,1

Twelve Westmere cores, an RX 570 and two NVMe drives.

Apple Mac Pro 4,1 — three quarter

The most heavily modified machine in the collection. A 2009 Mac Pro with its firmware flashed to the 5,1 identifier, a pair of six-core X5675 Xeons in place of the original Nehalems, 48 GB of memory, an AMD RX 570 and two NVMe SSDs on PCIe adapters. It dual-boots Monterey and Windows 10.

Reported as
MacPro5,1 (Early 2009 hardware, flashed firmware)
CPU
2 × Intel Xeon X5675 3.06 GHz (Westmere-EP, 32 nm) · 12 cores / 24 threads
Cache
12 MB L3 per processor
Turbo
up to 3.47 GHz
Board
Apple Mac-27AD2F918AE68F61 · Intel 5520 (Tylersburg) + ICH10
Memory
48 GB DDR3 1333 MHz
Graphics
AMD Radeon RX 570 · 8 GB GDDR5 · 256-bit · PCIe 3.0 x16
Storage
Samsung 970 EVO Plus 250 GB NVMe · Kingston KC3000 512 GB NVMe
Optical
HL-DT-ST DVD-RW GH41N
Operating systems
macOS 12.7.4 Monterey · Windows 10 Pro 22H2

The screenshots the specs above were read from, straight off the machine.