Slow performance on traditional des

[truekonrads]

Hello,

I have poor performance on traditional DES encryption. Cards are AMD Radeon 7900 HD series:


Hashes: 1281 total, 1096 unique salts, 1280 unique digests
Bitmaps: 14 bits, 16384 entries, 0x00003fff mask, 65536 bytes
Workload: 16 loops, 8 accel
Watchdog: Temperature abort trigger disabled
Watchdog: Temperature retain trigger disabled
Device #1: Tahiti, 2048MB, 1000Mhz, 32MCU
Device #2: Tahiti, 2048MB, 1000Mhz, 32MCU
Device #1: Kernel ./kernels/4098/m1500_a3.Tahiti_1268.1_1268.1 (VM).kernel (3446
40 bytes)
Device #1: Kernel ./kernels/4098/markov_le_plus_v1.Tahiti_1268.1_1268.1 (VM).ker
nel (88956 bytes)
Device #1: Kernel ./kernels/4098/bzero.Tahiti_1268.1_1268.1 (VM).kernel (30444 b
ytes)
Device #2: Kernel ./kernels/4098/m1500_a3.Tahiti_1268.1_1268.1 (VM).kernel (3446
40 bytes)
Device #2: Kernel ./kernels/4098/markov_le_plus_v1.Tahiti_1268.1_1268.1 (VM).ker
nel (88956 bytes)
Device #2: Kernel ./kernels/4098/bzero.Tahiti_1268.1_1268.1 (VM).kernel (30444 b
ytes)

[s]tatus [p]ause [r]esume [b]ypass [q]uit =>
Session.Name...: oclHashcat-plus
Status.........: Running
Input.Mode.....: Mask (?l?l?l?l?l?d?d?d) [8]
Hash.Target....: File (C:\xxx\hashes.txt)
Hash.Type......: descrypt, DES(Unix), Traditional DES
Time.Started...: Mon Oct 07 10:39:07 2013 (6 secs)
Time.Estimated.: Wed Oct 09 08:36:11 2013 (1 day, 21 hours)
Speed.GPU.#1...: 36922 H/s
Speed.GPU.#2...: 36905 H/s
Speed.GPU.#*...: 73827 H/s
Recovered......: 0/1280 (0.00%) Digests, 0/1096 (0.00%) Salts
Progress.......: 493092864/13021988096000 (0.00%)
Rejected.......: 0/493092864 (0.00%)

[s]tatus [p]ause [r]esume [b]ypass [q]uit =>

Benchmarks here show that I should be getting KH/s not plain H/s:

http://hashcat.net/oclhashcat-plus/