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--- ubuntu:gpu:benchmark_the_gpu:hashcat [2023/06/27 08:52] – created peter
+++ ubuntu:gpu:benchmark_the_gpu:hashcat [2023/06/27 09:04] (current) – peter
@@ Line 1: / Line 1: @@
 ====== Ubuntu - GPU - Benchmark the GPU - Hashcat ======
+**Hashcat** is a password recovery tool.
+----
+===== Install hashcat =====
+<code bash>
+sudo apt install -y hashcat
+</code>
+===== Get hashcat information =====
+<code bash>
+hashcat -I
+</code>
+returns:
+<code bash>
+hashcat (v6.2.5) starting in backend information mode
+OpenCL Info:
+============
+OpenCL Platform ID #1
+  Vendor..: Advanced Micro Devices, Inc.
+  Name....: AMD Accelerated Parallel Processing
+  Version.: OpenCL 2.1 AMD-APP (3513.0)
+  Backend Device ID #1
+    Type...........: GPU
+    Vendor.ID......: 1
+    Vendor.........: Advanced Micro Devices, Inc.
+    Name...........: Radeon RX 7900 XTX
+    Version........: OpenCL 2.0
+    Processor(s)...: 48
+    Clock..........: 3220
+    Memory.Total...: 24560 MB (limited to 20876 MB allocatable in one block)
+    Memory.Free....: 24448 MB
+    OpenCL.Version.: OpenCL C 2.0
+    Driver.Version.: 3513.0 (HSA1.1,LC)
+    PCI.Addr.BDF...: 0c:00.0
+</code>
+<WRAP info>
+**NOTE:**  Near the top it shows that hashcat makes use of the GPU.
+  * Backend Device ID:
+    * Name: Radeon RX 7900 XTX
+</WRAP>
+----
+====== Benchmark ======
+<code bash>
+hashcat -b | uniq
+</code>
+returns:
+<code bash>
+hashcat (v6.2.5) starting in benchmark mode
+Benchmarking uses hand-optimized kernel code by default.
+You can use it in your cracking session by setting the -O option.
+Note: Using optimized kernel code limits the maximum supported password length.
+To disable the optimized kernel code in benchmark mode, use the -w option.
+OpenCL API (OpenCL 2.1 AMD-APP (3513.0)) - Platform #1 [Advanced Micro Devices, Inc.]
+=====================================================================================
+* Device #1: Radeon RX 7900 XTX, 24448/24560 MB (20876 MB allocatable), 48MCU
+Benchmark relevant options:
+===========================
+* --optimized-kernel-enable
+-------------------
+* Hash-Mode 0 (MD5)
+-------------------
+Speed.#1.........: 70140.4 MH/s (11.02ms) @ Accel:512 Loops:1024 Thr:32 Vec:1
+----------------------
+* Hash-Mode 100 (SHA1)
+----------------------
+Speed.#1.........: 30426.9 MH/s (26.05ms) @ Accel:128 Loops:1024 Thr:128 Vec:1
+...
+</code>
+<WRAP info>
+**NOTE:**  Near the top it shows that hashcat makes use of the GPU.
+  * Device #1: Radeon RX 7900 XTX
+</WRAP>
+----
+====== References ======
+https://hashcat.net/hashcat/