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Merged
merged 2 commits into from
Sep 8, 2025
Merged

Update gpgpusim.config #129

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9f767fb
Update gpgpusim.config
LAhmos Sep 7, 2025
9f88572
Update gpgpusim.config
LAhmos Sep 8, 2025
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17 changes: 8 additions & 9 deletions configs/tested-cfgs/SM80_A100/gpgpusim.config
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Original file line number Diff line number Diff line change
Expand Up @@ -8,9 +8,8 @@
-gpgpu_heap_size_limit 8388608
-gpgpu_runtime_sync_depth_limit 2
-gpgpu_runtime_pending_launch_count_limit 2048
-gpgpu_kernel_launch_latency 5000
-gpgpu_kernel_launch_latency 5000
-gpgpu_TB_launch_latency 0
-gpgpu_max_concurrent_kernel 128
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Is this removed on purpose?

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nope

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Oh wait I forgot this. Can you add back this line and open another PR? I'll force merge it. I don't even think we regress A100.


# Compute Capability
-gpgpu_compute_capability_major 8
Expand All @@ -24,11 +23,11 @@
-gpgpu_n_clusters 108
-gpgpu_n_cores_per_cluster 1
-gpgpu_n_mem 40
-gpgpu_n_sub_partition_per_mchannel 2
-gpgpu_n_sub_partition_per_mchannel 4

# clock domains
#-gpgpu_clock_domains <Core Clock>:<Interconnect Clock>:<L2 Clock>:<DRAM Clock>
-gpgpu_clock_domains 1410:1410:1410:1512
-gpgpu_clock_domains 1410:1410:1512:6048
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Really? 6048 seems a bit high.
Also do you know how this affects sim speed?

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opps that was one of the expermintes


# shader core pipeline config
-gpgpu_shader_registers 65536
Expand Down Expand Up @@ -93,7 +92,7 @@
# L1 cache configuration
-gpgpu_l1_banks 4
-gpgpu_cache:dl1 S:4:128:64,L:T:m:L:L,A:512:64,16:0,32
-gpgpu_l1_latency 37
-gpgpu_l1_latency 34
-gpgpu_gmem_skip_L1D 0
-gpgpu_flush_l1_cache 1
-gpgpu_n_cluster_ejection_buffer_size 32
Expand All @@ -103,15 +102,15 @@
-gpgpu_shmem_size 167936
-gpgpu_shmem_sizeDefault 167936
-gpgpu_shmem_per_block 49152
-gpgpu_smem_latency 29
-gpgpu_smem_latency 28
# shared memory bankconflict detection
-gpgpu_shmem_num_banks 32
-gpgpu_shmem_limited_broadcast 0
-gpgpu_shmem_warp_parts 1
-gpgpu_coalesce_arch 80

# L2 cache
-gpgpu_cache:dl2 S:256:128:16,L:B:m:L:X,A:192:4,32:0,32
-gpgpu_cache:dl2 S:128:128:16,L:B:m:L:X,A:192:4,32:0,32
-gpgpu_cache:dl2_texture_only 0
-gpgpu_dram_partition_queues 64:64:64:64
-gpgpu_perf_sim_memcpy 1
Expand All @@ -137,8 +136,8 @@
-icnt_arbiter_algo 1

# memory partition latency config
-gpgpu_l2_rop_latency 224
-dram_latency 198
-gpgpu_l2_rop_latency 200
-dram_latency 190

# dram sched config
-gpgpu_dram_scheduler 1
Expand Down