From 14a41959f81885161c9ce593395dd8a14ce34929 Mon Sep 17 00:00:00 2001
From: Tanguy Pruvot <tanguy.pruvot@gmail.com>
Date: Sun, 16 Nov 2014 17:31:37 +0100
Subject: [PATCH] x11: switch to intensity 20 for SM>=5.2 750+970

---
 x11/x11.cu | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/x11/x11.cu b/x11/x11.cu
index 81e1776..2b3596e 100644
--- a/x11/x11.cu
+++ b/x11/x11.cu
@@ -136,7 +136,8 @@ extern "C" int scanhash_x11(int thr_id, uint32_t *pdata,
 {
 	const uint32_t first_nonce = pdata[19];
 	static bool init[8] = {0,0,0,0,0,0,0,0};
-	int throughput = opt_work_size ? opt_work_size : (1 << 19); // 256*256*8;
+	int intensity = (device_sm[device_map[thr_id]] >= 500) ? 20 : 19;
+	int throughput = opt_work_size ? opt_work_size : (1 << intensity); // 20=256*256*16;
 	throughput = min(throughput, max_nonce - first_nonce);
 
 	if (opt_benchmark)