Red Hat KVM vs QEMU Standard PC (i440FX + PIIX, 1996)

Geekbench Scores

Red Hat KVM QEMU Standard PC (i440FX + PIIX, 1996)
Single-Core Score 145 149
Multi-Core Score 105 229
Geekbench 4.3.3 Tryout Geekbench 4.4.4 Tryout

System Information

Red Hat KVM QEMU Standard PC (i440FX + PIIX, 1996)
Operating System Linux 4.19.0-6-amd64 x86_64 Linux 4.19.0-25-amd64 x86_64
Model Red Hat KVM QEMU Standard PC (i440FX + PIIX, 1996)
Processor QEMU Virtual version 2.5+ @ 2.49 GHz
2 Processors, 8 Cores 		AMD EPYC 7742 @ 2.24 GHz
1 Processor, 1 Core, 2 Threads
Processor ID AuthenticAMD Family 6 Model 13 Stepping 3 AuthenticAMD Family 23 Model 49 Stepping 0
L1 Instruction Cache 64 KB x 4 64 KB
L1 Data Cache 64 KB x 4 64 KB
L2 Cache 512 KB x 4 512 KB
L3 Cache 8192 KB 16384 KB
Motherboard N/A N/A
BIOS SeaBIOS 1.11.1-4.module_el8.0.0+189+f9babebb EFI Development Kit II / OVMF 1.5.1
Memory 733 MB 980 MB

Single-Core Performance

Red Hat KVM QEMU Standard PC (i440FX + PIIX, 1996)
Single-Core Score 145 149
AES 9
7.32 MB/sec 		165
127.5 MB/sec
LZMA 217
348.1 KB/sec 		62
99.5 KB/sec
JPEG 389
3.14 Mpixels/sec 		145
1.17 Mpixels/sec
Canny 216
3.00 Mpixels/sec 		130
1.80 Mpixels/sec
Lua 78
82.1 KB/sec 		106
112.2 KB/sec
Dijkstra 273
185.3 KTE/sec 		205
139.0 KTE/sec
SQLite 85
2.36 Krows/sec 		180
5.00 Krows/sec
HTML5 Parse 74
346.3 KB/sec 		178
831.8 KB/sec
HTML5 DOM 172
156.5 KElements/sec 		152
138.0 KElements/sec
Histogram Equalization 316
9.88 Mpixels/sec 		159
4.98 Mpixels/sec
PDF Rendering 213
5.67 Mpixels/sec 		181
4.82 Mpixels/sec
LLVM 182
12.5 functions/sec 		273
18.8 functions/sec
Camera 107
0.30 images/sec 		133
0.37 images/sec
SGEMM 2
45.3 Mflops 		93
1.97 Gflops
SFFT 14
35.8 Mflops 		184
460.5 Mflops
N-Body Physics 33
25.3 Kpairs/sec 		168
125.6 Kpairs/sec
Ray Tracing 30
4.41 Kpixels/sec 		186
27.3 Kpixels/sec
Rigid Body Physics 39
114.2 FPS 		171
500.7 FPS
HDR 139
506.7 Kpixels/sec 		198
720.6 Kpixels/sec
Gaussian Blur 17
312.9 Kpixels/sec 		261
4.58 Mpixels/sec
Speech Recognition 87
0.75 Words/sec 		138
1.19 Words/sec
Face Detection 43
12.8 Ksubwindows/sec 		115
33.7 Ksubwindows/sec
Memory Copy 281
800.0 MB/sec 		94
269.5 MB/sec
Memory Latency 1819
237.9 ns 		127
3400.2 ns
Memory Bandwidth 55
304.8 MB/sec 		167
915.4 MB/sec

Multi-Core Performance

Red Hat KVM QEMU Standard PC (i440FX + PIIX, 1996)
Multi-Core Score 105 229
AES 8
6.90 MB/sec 		255
197.0 MB/sec
LZMA 200
320.6 KB/sec 		149
238.6 KB/sec
JPEG 349
2.81 Mpixels/sec 		223
1.80 Mpixels/sec
Canny 193
2.68 Mpixels/sec 		214
2.97 Mpixels/sec
Lua 73
77.2 KB/sec 		268
282.9 KB/sec
Dijkstra 240
162.8 KTE/sec 		234
158.8 KTE/sec
SQLite 83
2.33 Krows/sec 		212
5.88 Krows/sec
HTML5 Parse 66
307.3 KB/sec 		205
956.8 KB/sec
HTML5 DOM 141
128.4 KElements/sec 		189
171.5 KElements/sec
Histogram Equalization 297
9.28 Mpixels/sec 		172
5.38 Mpixels/sec
PDF Rendering 193
5.14 Mpixels/sec 		243
6.46 Mpixels/sec
LLVM 169
11.6 functions/sec 		335
23.1 functions/sec
Camera 98
0.27 images/sec 		156
0.43 images/sec
SGEMM 2
45.6 Mflops 		109
2.32 Gflops
SFFT 14
35.6 Mflops 		336
839.9 Mflops
N-Body Physics 32
24.0 Kpairs/sec 		284
212.5 Kpairs/sec
Ray Tracing 29
4.28 Kpixels/sec 		228
33.3 Kpixels/sec
Rigid Body Physics 32
95.7 FPS 		340
997.9 FPS
HDR 121
441.5 Kpixels/sec 		345
1.25 Mpixels/sec
Gaussian Blur 15
273.9 Kpixels/sec 		287
5.04 Mpixels/sec
Speech Recognition 78
0.67 Words/sec 		252
2.16 Words/sec
Face Detection 43
12.7 Ksubwindows/sec 		318
92.9 Ksubwindows/sec
Memory Copy 172
488.0 MB/sec 		289
820.1 MB/sec
Memory Latency 363
1189.9 ns 		114
3775.6 ns
Memory Bandwidth 46
257.0 MB/sec 		293
1.57 GB/sec

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